166872034 has 32 divisors (see below), whose sum is σ = 304663680. Its totient is φ = 66916608.

The previous prime is 166872029. The next prime is 166872049. The reversal of 166872034 is 430278661.

166872034 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 166871984 and 166872002.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40644 + ... + 44560.

It is an arithmetic number, because the mean of its divisors is an integer number (9520740).

Almost surely, 2^166872034 is an apocalyptic number.

166872034 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

166872034 is a deficient number, since it is larger than the sum of its proper divisors (137791646).

166872034 is a wasteful number, since it uses less digits than its factorization.

166872034 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4122.

The product of its (nonzero) digits is 48384, while the sum is 37.

The square root of 166872034 is about 12917.8958812958. The cubic root of 166872034 is about 550.5471513698.

It can be divided in two parts, 16687 and 2034, that added together give a triangular number (18721 = T₁₉₃).

The spelling of 166872034 in words is "one hundred sixty-six million, eight hundred seventy-two thousand, thirty-four".