44445212 has 24 divisors (see below), whose sum is σ = 89130720. Its totient is φ = 18996480.

The previous prime is 44445209. The next prime is 44445229. The reversal of 44445212 is 21254444.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9512 + ... + 13392.

It is an arithmetic number, because the mean of its divisors is an integer number (3713780).

Almost surely, 2^44445212 is an apocalyptic number.

It is an amenable number.

44445212 is an abundant number, since it is smaller than the sum of its proper divisors (44685508).

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

44445212 is a wasteful number, since it uses less digits than its factorization.

44445212 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4301 (or 4299 counting only the distinct ones).

The product of its digits is 5120, while the sum is 26.

The square root of 44445212 is about 6666.7242330848. The cubic root of 44445212 is about 354.2215621729.

Adding to 44445212 its reverse (21254444), we get a palindrome (65699656).

The spelling of 44445212 in words is "forty-four million, four hundred forty-five thousand, two hundred twelve".