64965464 has 8 divisors (see below), whose sum is σ = 121810260. Its totient is φ = 32482728.

The previous prime is 64965457. The next prime is 64965469. The reversal of 64965464 is 46456946.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (64965469) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4060334 + ... + 4060349.

Almost surely, 2^64965464 is an apocalyptic number.

It is an amenable number.

64965464 is a deficient number, since it is larger than the sum of its proper divisors (56844796).

64965464 is a wasteful number, since it uses less digits than its factorization.

64965464 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8120689 (or 8120685 counting only the distinct ones).

The product of its digits is 622080, while the sum is 44.

The square root of 64965464 is about 8060.1156319249. The cubic root of 64965464 is about 402.0013530973.

The spelling of 64965464 in words is "sixty-four million, nine hundred sixty-five thousand, four hundred sixty-four".