166034972 has 6 divisors (see below), whose sum is σ = 290561208. Its totient is φ = 83017484.

The previous prime is 166034969. The next prime is 166034983. The reversal of 166034972 is 279430661.

It is a super-2 number, since 2×166034972² = 55135223854081568, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 20754368 + ... + 20754375.

It is an arithmetic number, because the mean of its divisors is an integer number (48426868).

Almost surely, 2^166034972 is an apocalyptic number.

It is an amenable number.

166034972 is a deficient number, since it is larger than the sum of its proper divisors (124526236).

166034972 is a wasteful number, since it uses less digits than its factorization.

166034972 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41508747 (or 41508745 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 38.

The square root of 166034972 is about 12885.4558320612. The cubic root of 166034972 is about 549.6250579539.

The spelling of 166034972 in words is "one hundred sixty-six million, thirty-four thousand, nine hundred seventy-two".