2290140648 has 128 divisors (see below), whose sum is σ = 6491520000. Its totient is φ = 747942336.

The previous prime is 2290140539. The next prime is 2290140667. The reversal of 2290140648 is 8460410922.

2290140648 is a `hidden beast` number, since 2 + 2 + 9 + 0 + 1 + 4 + 0 + 648 = 666.

It is a super-3 number, since 3×2290140648³ (a number of 29 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2491533 + ... + 2492451.

It is an arithmetic number, because the mean of its divisors is an integer number (50715000).

Almost surely, 2^2290140648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2290140648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3245760000).

2290140648 is an abundant number, since it is smaller than the sum of its proper divisors (4201379352).

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

2290140648 is a wasteful number, since it uses less digits than its factorization.

2290140648 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1156 (or 1146 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The square root of 2290140648 is about 47855.4139883880. The cubic root of 2290140648 is about 1318.1172746098.

The spelling of 2290140648 in words is "two billion, two hundred ninety million, one hundred forty thousand, six hundred forty-eight".