65764488 has 16 divisors (see below), whose sum is σ = 164411280. Its totient is φ = 21921488.

The previous prime is 65764487. The next prime is 65764493. The reversal of 65764488 is 88446756.

It is not an unprimeable number, because it can be changed into a prime (65764487) 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, 1370070 + ... + 1370117.

It is an arithmetic number, because the mean of its divisors is an integer number (10275705).

Almost surely, 2^65764488 is an apocalyptic number.

It is an amenable number.

65764488 is an abundant number, since it is smaller than the sum of its proper divisors (98646792).

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

65764488 is a wasteful number, since it uses less digits than its factorization.

65764488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2740196 (or 2740192 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 48.

The square root of 65764488 is about 8109.5306892569. The cubic root of 65764488 is about 403.6427420394.

The spelling of 65764488 in words is "sixty-five million, seven hundred sixty-four thousand, four hundred eighty-eight".