65388162 has 32 divisors (see below), whose sum is σ = 149704704. Its totient is φ = 18651600.

The previous prime is 65388161. The next prime is 65388223. The reversal of 65388162 is 26188356.

It is a happy number.

It is a super-2 number, since 2×65388162² = 8551223459476488, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 65388162.

It is not an unprimeable number, because it can be changed into a prime (65388161) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40837 + ... + 42407.

It is an arithmetic number, because the mean of its divisors is an integer number (4678272).

Almost surely, 2^65388162 is an apocalyptic number.

65388162 is an abundant number, since it is smaller than the sum of its proper divisors (84316542).

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

65388162 is a wasteful number, since it uses less digits than its factorization.

65388162 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2574.

The product of its digits is 69120, while the sum is 39.

The square root of 65388162 is about 8086.2947015305. The cubic root of 65388162 is about 402.8713433166.

The spelling of 65388162 in words is "sixty-five million, three hundred eighty-eight thousand, one hundred sixty-two".