167999952 has 20 divisors (see below), whose sum is σ = 434000000. Its totient is φ = 55999968.

The previous prime is 167999947. The next prime is 167999977. The reversal of 167999952 is 259999761.

It is a hoax number, since the sum of its digits (57) coincides with the sum of the digits of its distinct prime factors.

It is a junction number, because it is equal to n+sod(n) for n = 167999892 and 167999901.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1749952 + ... + 1750047.

It is an arithmetic number, because the mean of its divisors is an integer number (21700000).

Almost surely, 2^167999952 is an apocalyptic number.

167999952 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

167999952 is an abundant number, since it is smaller than the sum of its proper divisors (266000048).

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

167999952 is a wasteful number, since it uses less digits than its factorization.

167999952 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3500010 (or 3500004 counting only the distinct ones).

The product of its digits is 2755620, while the sum is 57.

The square root of 167999952 is about 12961.4795451754. The cubic root of 167999952 is about 551.7847827253.

The spelling of 167999952 in words is "one hundred sixty-seven million, nine hundred ninety-nine thousand, nine hundred fifty-two".