166838796 has 36 divisors (see below), whose sum is σ = 431543112. Its totient is φ = 54319104.

The previous prime is 166838783. The next prime is 166838801. The reversal of 166838796 is 697838661.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (36).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 52341 + ... + 55436.

Almost surely, 2^166838796 is an apocalyptic number.

It is an amenable number.

166838796 is an abundant number, since it is smaller than the sum of its proper divisors (264704316).

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

166838796 is a wasteful number, since it uses less digits than its factorization.

166838796 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107830 (or 107825 counting only the distinct ones).

The product of its digits is 2612736, while the sum is 54.

The square root of 166838796 is about 12916.6093073995. The cubic root of 166838796 is about 550.5105958111.

The spelling of 166838796 in words is "one hundred sixty-six million, eight hundred thirty-eight thousand, seven hundred ninety-six".