4002498756 has 72 divisors (see below), whose sum is σ = 10346603904. Its totient is φ = 1304022720.

The previous prime is 4002498749. The next prime is 4002498779. The reversal of 4002498756 is 6578942004.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1997251 + ... + 1999253.

It is an arithmetic number, because the mean of its divisors is an integer number (143702832).

Almost surely, 2^4002498756 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 4002498756, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5173301952).

4002498756 is an abundant number, since it is smaller than the sum of its proper divisors (6344105148).

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

4002498756 is a wasteful number, since it uses less digits than its factorization.

4002498756 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3241 (or 3236 counting only the distinct ones).

The product of its (nonzero) digits is 483840, while the sum is 45.

The square root of 4002498756 is about 63265.3045199341. The cubic root of 4002498756 is about 1587.7315271549.

The spelling of 4002498756 in words is "four billion, two million, four hundred ninety-eight thousand, seven hundred fifty-six".