64363044 has 12 divisors (see below), whose sum is σ = 150180464. Its totient is φ = 21454344.

The previous prime is 64363043. The next prime is 64363049. The reversal of 64363044 is 44036346.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (64363043) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2681782 + ... + 2681805.

Almost surely, 2^64363044 is an apocalyptic number.

It is an amenable number.

64363044 is an abundant number, since it is smaller than the sum of its proper divisors (85817420).

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

64363044 is a wasteful number, since it uses less digits than its factorization.

64363044 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5363594 (or 5363592 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 30.

The square root of 64363044 is about 8022.6581629782. The cubic root of 64363044 is about 400.7549160249.

The spelling of 64363044 in words is "sixty-four million, three hundred sixty-three thousand, forty-four".