402173052 has 24 divisors (see below), whose sum is σ = 944706000. Its totient is φ = 133157376.

The previous prime is 402173047. The next prime is 402173099. The reversal of 402173052 is 250371204.

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, 110677 + ... + 114252.

It is an arithmetic number, because the mean of its divisors is an integer number (39362750).

Almost surely, 2^402173052 is an apocalyptic number.

It is an amenable number.

402173052 is an abundant number, since it is smaller than the sum of its proper divisors (542532948).

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

402173052 is a wasteful number, since it uses less digits than its factorization.

402173052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 225085 (or 225083 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 402173052 is about 20054.2527160700. The cubic root of 402173052 is about 738.1381561402.

The spelling of 402173052 in words is "four hundred two million, one hundred seventy-three thousand, fifty-two".