64383426 has 48 divisors (see below), whose sum is σ = 142990848. Its totient is φ = 20930400.

The previous prime is 64383413. The next prime is 64383433. The reversal of 64383426 is 62438346.

It is a happy number.

64383426 is a `hidden beast` number, since 643 + 8 + 3 + 4 + 2 + 6 = 666.

It is a Smith number, since the sum of its digits (36) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 209565 + ... + 209871.

It is an arithmetic number, because the mean of its divisors is an integer number (2978976).

Almost surely, 2^64383426 is an apocalyptic number.

64383426 is an abundant number, since it is smaller than the sum of its proper divisors (78607422).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

64383426 is a wasteful number, since it uses less digits than its factorization.

64383426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 567 (or 564 counting only the distinct ones).

The product of its digits is 82944, while the sum is 36.

The square root of 64383426 is about 8023.9283396601. The cubic root of 64383426 is about 400.7972142348.

The spelling of 64383426 in words is "sixty-four million, three hundred eighty-three thousand, four hundred twenty-six".