163342864 has 20 divisors (see below), whose sum is σ = 325031404. Its totient is φ = 79463808.

The previous prime is 163342843. The next prime is 163342909. The reversal of 163342864 is 468243361.

It can be written as a sum of positive squares in 2 ways, for example, as 134096400 + 29246464 = 11580^2 + 5408^2 .

It is a Harshad number since it is a multiple of its sum of digits (37).

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, 137367 + ... + 138550.

Almost surely, 2^163342864 is an apocalyptic number.

It is an amenable number.

163342864 is a deficient number, since it is larger than the sum of its proper divisors (161688540).

163342864 is a wasteful number, since it uses less digits than its factorization.

163342864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275962 (or 275956 counting only the distinct ones).

The product of its digits is 82944, while the sum is 37.

The square root of 163342864 is about 12780.5658716662. The cubic root of 163342864 is about 546.6382978206.

The spelling of 163342864 in words is "one hundred sixty-three million, three hundred forty-two thousand, eight hundred sixty-four".