65266764 has 24 divisors (see below), whose sum is σ = 152421360. Its totient is φ = 21736704.

The previous prime is 65266763. The next prime is 65266783. The reversal of 65266764 is 46766256.

It is not an unprimeable number, because it can be changed into a prime (65266763) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22552 + ... + 25280.

It is an arithmetic number, because the mean of its divisors is an integer number (6350890).

Almost surely, 2^65266764 is an apocalyptic number.

It is an amenable number.

65266764 is an abundant number, since it is smaller than the sum of its proper divisors (87154596).

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

65266764 is a wasteful number, since it uses less digits than its factorization.

65266764 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4729 (or 4727 counting only the distinct ones).

The product of its digits is 362880, while the sum is 42.

The square root of 65266764 is about 8078.7848096109. The cubic root of 65266764 is about 402.6218686305.

The spelling of 65266764 in words is "sixty-five million, two hundred sixty-six thousand, seven hundred sixty-four".