65246564 has 12 divisors (see below), whose sum is σ = 114259824. Its totient is φ = 32600904.

The previous prime is 65246557. The next prime is 65246569. The reversal of 65246564 is 46564256.

It is a super-2 number, since 2×65246564² = 8514228227612192, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (65246569) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2159 + ... + 11625.

It is an arithmetic number, because the mean of its divisors is an integer number (9521652).

Almost surely, 2^65246564 is an apocalyptic number.

It is an amenable number.

65246564 is a deficient number, since it is larger than the sum of its proper divisors (49013260).

65246564 is a wasteful number, since it uses less digits than its factorization.

65246564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11194 (or 11192 counting only the distinct ones).

The product of its digits is 172800, while the sum is 38.

The square root of 65246564 is about 8077.5345248411. The cubic root of 65246564 is about 402.5803273189.

The spelling of 65246564 in words is "sixty-five million, two hundred forty-six thousand, five hundred sixty-four".