3752800040 has 32 divisors (see below), whose sum is σ = 9211419360. Its totient is φ = 1364654400.

The previous prime is 3752800033. The next prime is 3752800057. The reversal of 3752800040 is 400082573.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 3752799976 and 3752800012.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4264106 + ... + 4264985.

It is an arithmetic number, because the mean of its divisors is an integer number (287856855).

Almost surely, 2^3752800040 is an apocalyptic number.

It is an amenable number.

3752800040 is an abundant number, since it is smaller than the sum of its proper divisors (5458619320).

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

3752800040 is a wasteful number, since it uses less digits than its factorization.

3752800040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8529113 (or 8529109 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 29.

The square root of 3752800040 is about 61260.1015343592. The cubic root of 3752800040 is about 1554.0028401212.

The spelling of 3752800040 in words is "three billion, seven hundred fifty-two million, eight hundred thousand, forty".