2490246528 has 128 divisors (see below), whose sum is σ = 8247018240. Its totient is φ = 646809600.

The previous prime is 2490246511. The next prime is 2490246569. The reversal of 2490246528 is 8256420942.

It is a tau number, because it is divible by the number of its divisors (128).

It is a Harshad number since it is a multiple of its sum of digits (42).

It is a cake number, because a cake can be divided into 2490246528 parts by 2463 planar cuts.

It is a self number, because there is not a number n which added to its sum of digits gives 2490246528.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12543 + ... + 71678.

It is an arithmetic number, because the mean of its divisors is an integer number (64429830).

Almost surely, 2^2490246528 is an apocalyptic number.

2490246528 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2490246528, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4123509120).

2490246528 is an abundant number, since it is smaller than the sum of its proper divisors (5756771712).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2490246528 is a wasteful number, since it uses less digits than its factorization.

2490246528 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84256 (or 84244 counting only the distinct ones).

The product of its (nonzero) digits is 276480, while the sum is 42.

The square root of 2490246528 is about 49902.3699637602. The cubic root of 2490246528 is about 1355.4415082448.

It can be divided in two parts, 249024 and 6528, that added together give a palindrome (255552).

The spelling of 2490246528 in words is "two billion, four hundred ninety million, two hundred forty-six thousand, five hundred twenty-eight".