65165214 has 32 divisors (see below), whose sum is σ = 135131040. Its totient is φ = 20932992.

The previous prime is 65165197. The next prime is 65165227. The reversal of 65165214 is 41256156.

It is a congruent number.

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, 22852 + ... + 25544.

It is an arithmetic number, because the mean of its divisors is an integer number (4222845).

Almost surely, 2^65165214 is an apocalyptic number.

65165214 is an abundant number, since it is smaller than the sum of its proper divisors (69965826).

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

65165214 is a wasteful number, since it uses less digits than its factorization.

65165214 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2844.

The product of its digits is 7200, while the sum is 30.

The square root of 65165214 is about 8072.4973830903. The cubic root of 65165214 is about 402.4129441495.

The spelling of 65165214 in words is "sixty-five million, one hundred sixty-five thousand, two hundred fourteen".