166427896 has 8 divisors (see below), whose sum is σ = 312052320. Its totient is φ = 83213944.

The previous prime is 166427881. The next prime is 166427917. The reversal of 166427896 is 698724661.

It is a tau number, because it is divible by the number of its divisors (8).

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, 10401736 + ... + 10401751.

It is an arithmetic number, because the mean of its divisors is an integer number (39006540).

Almost surely, 2^166427896 is an apocalyptic number.

It is an amenable number.

166427896 is a deficient number, since it is larger than the sum of its proper divisors (145624424).

166427896 is a wasteful number, since it uses less digits than its factorization.

166427896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20803493 (or 20803489 counting only the distinct ones).

The product of its digits is 870912, while the sum is 49.

The square root of 166427896 is about 12900.6936247630. The cubic root of 166427896 is about 550.0582814272.

The spelling of 166427896 in words is "one hundred sixty-six million, four hundred twenty-seven thousand, eight hundred ninety-six".