44622490 has 16 divisors (see below), whose sum is σ = 87622560. Its totient is φ = 16226320.

The previous prime is 44622451. The next prime is 44622493. The reversal of 44622490 is 9422644.

It is a super-2 number, since 2×44622490² = 3982333227600200, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (44622493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202720 + ... + 202939.

It is an arithmetic number, because the mean of its divisors is an integer number (5476410).

Almost surely, 2^44622490 is an apocalyptic number.

44622490 is a deficient number, since it is larger than the sum of its proper divisors (43000070).

44622490 is a wasteful number, since it uses less digits than its factorization.

44622490 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 405677.

The product of its (nonzero) digits is 13824, while the sum is 31.

The square root of 44622490 is about 6680.0067365235. The cubic root of 44622490 is about 354.6918969291.

The spelling of 44622490 in words is "forty-four million, six hundred twenty-two thousand, four hundred ninety".