44395812 has 36 divisors (see below), whose sum is σ = 112979776. Its totient is φ = 14698800.

The previous prime is 44395811. The next prime is 44395817. The reversal of 44395812 is 21859344.

44395812 is a `hidden beast` number, since 44 + 39 + 581 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (36).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is not an unprimeable number, because it can be changed into a prime (44395811) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1353 + ... + 9519.

Almost surely, 2^44395812 is an apocalyptic number.

It is an amenable number.

44395812 is an abundant number, since it is smaller than the sum of its proper divisors (68583964).

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

44395812 is a wasteful number, since it uses less digits than its factorization.

44395812 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8328 (or 8323 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 44395812 is about 6663.0182350043. The cubic root of 44395812 is about 354.0902766981.

The spelling of 44395812 in words is "forty-four million, three hundred ninety-five thousand, eight hundred twelve".