65166492 has 12 divisors (see below), whose sum is σ = 152055176. Its totient is φ = 21722160.

The previous prime is 65166481. The next prime is 65166511. The reversal of 65166492 is 29466156.

It is a tau number, because it is divible by the number of its divisors (12).

It is a self number, because there is not a number n which added to its sum of digits gives 65166492.

It is a congruent number.

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, 2715259 + ... + 2715282.

Almost surely, 2^65166492 is an apocalyptic number.

It is an amenable number.

65166492 is an abundant number, since it is smaller than the sum of its proper divisors (86888684).

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

65166492 is a wasteful number, since it uses less digits than its factorization.

65166492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5430548 (or 5430546 counting only the distinct ones).

The product of its digits is 77760, while the sum is 39.

The square root of 65166492 is about 8072.5765403618. The cubic root of 65166492 is about 402.4155747983.

The spelling of 65166492 in words is "sixty-five million, one hundred sixty-six thousand, four hundred ninety-two".