64464335 has 16 divisors (see below), whose sum is σ = 83480544. Its totient is φ = 47505792.

The previous prime is 64464319. The next prime is 64464347. The reversal of 64464335 is 53346446.

It is a cyclic number.

It is not a de Polignac number, because 64464335 - 2⁴ = 64464319 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 64464295 and 64464304.

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, 49604 + ... + 50886.

It is an arithmetic number, because the mean of its divisors is an integer number (5217534).

Almost surely, 2^64464335 is an apocalyptic number.

64464335 is a gapful number since it is divisible by the number (65) formed by its first and last digit.

64464335 is a deficient number, since it is larger than the sum of its proper divisors (19016209).

64464335 is a wasteful number, since it uses less digits than its factorization.

64464335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2074.

The product of its digits is 103680, while the sum is 35.

The square root of 64464335 is about 8028.9684891647. The cubic root of 64464335 is about 400.9650344821.

The spelling of 64464335 in words is "sixty-four million, four hundred sixty-four thousand, three hundred thirty-five".