64333955 has 16 divisors (see below), whose sum is σ = 89678784. Its totient is φ = 43390080.

The previous prime is 64333937. The next prime is 64333979. The reversal of 64333955 is 55933346.

64333955 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 64333955 - 2¹⁴ = 64317571 is a prime.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12932 + ... + 17201.

It is an arithmetic number, because the mean of its divisors is an integer number (5604924).

Almost surely, 2^64333955 is an apocalyptic number.

64333955 is a deficient number, since it is larger than the sum of its proper divisors (25344829).

64333955 is a wasteful number, since it uses less digits than its factorization.

64333955 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30206.

The product of its digits is 145800, while the sum is 38.

The square root of 64333955 is about 8020.8450302945. The cubic root of 64333955 is about 400.6945329453.

The spelling of 64333955 in words is "sixty-four million, three hundred thirty-three thousand, nine hundred fifty-five".