403155402 has 32 divisors (see below), whose sum is σ = 878810688. Its totient is φ = 122551296.

The previous prime is 403155383. The next prime is 403155413. The reversal of 403155402 is 204551304.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24663 + ... + 37610.

It is an arithmetic number, because the mean of its divisors is an integer number (27462834).

Almost surely, 2^403155402 is an apocalyptic number.

403155402 is an abundant number, since it is smaller than the sum of its proper divisors (475655286).

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

403155402 is a wasteful number, since it uses less digits than its factorization.

403155402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62374.

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 403155402 is about 20078.7300893259. The cubic root of 403155402 is about 738.7386608467.

The spelling of 403155402 in words is "four hundred three million, one hundred fifty-five thousand, four hundred two".