64464365 has 16 divisors (see below), whose sum is σ = 88543488. Its totient is φ = 44136576.

The previous prime is 64464349. The next prime is 64464371. The reversal of 64464365 is 56346446.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 64464365 - 2⁴ = 64464349 is a prime.

It is a Smith number, since the sum of its digits (38) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35264 + ... + 37046.

It is an arithmetic number, because the mean of its divisors is an integer number (5533968).

Almost surely, 2^64464365 is an apocalyptic number.

It is an amenable number.

64464365 is a deficient number, since it is larger than the sum of its proper divisors (24079123).

64464365 is a wasteful number, since it uses less digits than its factorization.

64464365 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2828.

The product of its digits is 207360, while the sum is 38.

The square root of 64464365 is about 8028.9703573995. The cubic root of 64464365 is about 400.9650966816.

The spelling of 64464365 in words is "sixty-four million, four hundred sixty-four thousand, three hundred sixty-five".