402033884 has 24 divisors (see below), whose sum is σ = 851366880. Its totient is φ = 162164736.

The previous prime is 402033881. The next prime is 402033887. The reversal of 402033884 is 488330204.

It is an interprime number because it is at equal distance from previous prime (402033881) and next prime (402033887).

It is a self number, because there is not a number n which added to its sum of digits gives 402033884.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (402033881) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 421829 + ... + 422780.

It is an arithmetic number, because the mean of its divisors is an integer number (35473620).

Almost surely, 2^402033884 is an apocalyptic number.

It is an amenable number.

402033884 is an abundant number, since it is smaller than the sum of its proper divisors (449332996).

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

402033884 is a wasteful number, since it uses less digits than its factorization.

402033884 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 844637 (or 844635 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 32.

The square root of 402033884 is about 20050.7826281170. The cubic root of 402033884 is about 738.0530045190.

The spelling of 402033884 in words is "four hundred two million, thirty-three thousand, eight hundred eighty-four".