401936502 has 32 divisors (see below), whose sum is σ = 877754880. Its totient is φ = 121687520.

The previous prime is 401936501. The next prime is 401936533. The reversal of 401936502 is 205639104.

It is a self number, because there is not a number n which added to its sum of digits gives 401936502.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (401936501) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 96499 + ... + 100577.

It is an arithmetic number, because the mean of its divisors is an integer number (27429840).

Almost surely, 2^401936502 is an apocalyptic number.

401936502 is an abundant number, since it is smaller than the sum of its proper divisors (475818378).

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

401936502 is a wasteful number, since it uses less digits than its factorization.

401936502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5588.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 401936502 is about 20048.3540970325. The cubic root of 401936502 is about 737.9934084795.

The spelling of 401936502 in words is "four hundred one million, nine hundred thirty-six thousand, five hundred two".