64474335 has 24 divisors (see below), whose sum is σ = 112104720. Its totient is φ = 34278912.

The previous prime is 64474321. The next prime is 64474363. The reversal of 64474335 is 53347446.

It is a happy number.

64474335 is a `hidden beast` number, since 644 + 7 + 4 + 3 + 3 + 5 = 666.

It is not a de Polignac number, because 64474335 - 2⁵ = 64474303 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 64474335.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13551 + ... + 17679.

It is an arithmetic number, because the mean of its divisors is an integer number (4671030).

Almost surely, 2^64474335 is an apocalyptic number.

64474335 is a deficient number, since it is larger than the sum of its proper divisors (47630385).

64474335 is a wasteful number, since it uses less digits than its factorization.

64474335 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4487 (or 4484 counting only the distinct ones).

The product of its digits is 120960, while the sum is 36.

The square root of 64474335 is about 8029.5912100181. The cubic root of 64474335 is about 400.9857665816.

The spelling of 64474335 in words is "sixty-four million, four hundred seventy-four thousand, three hundred thirty-five".