44221524 has 24 divisors (see below), whose sum is σ = 104250048. Its totient is φ = 14588160.

The previous prime is 44221483. The next prime is 44221547. The reversal of 44221524 is 42512244.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 44221494 and 44221503.

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, 17832 + ... + 20159.

It is an arithmetic number, because the mean of its divisors is an integer number (4343752).

Almost surely, 2^44221524 is an apocalyptic number.

It is an amenable number.

44221524 is an abundant number, since it is smaller than the sum of its proper divisors (60028524).

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

44221524 is a wasteful number, since it uses less digits than its factorization.

44221524 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38095 (or 38093 counting only the distinct ones).

The product of its digits is 2560, while the sum is 24.

The square root of 44221524 is about 6649.9266161365. The cubic root of 44221524 is about 353.6263093553.

Adding to 44221524 its reverse (42512244), we get a palindrome (86733768).

The spelling of 44221524 in words is "forty-four million, two hundred twenty-one thousand, five hundred twenty-four".