402351022 has 16 divisors (see below), whose sum is σ = 612241200. Its totient is φ = 198285120.

The previous prime is 402351007. The next prime is 402351041. The reversal of 402351022 is 220153204.

It is a congruent number.

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, 55504 + ... + 62332.

It is an arithmetic number, because the mean of its divisors is an integer number (38265075).

Almost surely, 2^402351022 is an apocalyptic number.

402351022 is a deficient number, since it is larger than the sum of its proper divisors (209890178).

402351022 is a wasteful number, since it uses less digits than its factorization.

402351022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7251.

The product of its (nonzero) digits is 480, while the sum is 19.

The square root of 402351022 is about 20058.6894387445. The cubic root of 402351022 is about 738.2470206156.

The spelling of 402351022 in words is "four hundred two million, three hundred fifty-one thousand, twenty-two".