44442630 has 24 divisors (see below), whose sum is σ = 115551072. Its totient is φ = 11851344.

The previous prime is 44442613. The next prime is 44442649. The reversal of 44442630 is 3624444.

It is a super-2 number, since 2×44442630² = 3950294722633800, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 44442594 and 44442603.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 246814 + ... + 246993.

It is an arithmetic number, because the mean of its divisors is an integer number (4814628).

Almost surely, 2^44442630 is an apocalyptic number.

44442630 is an abundant number, since it is smaller than the sum of its proper divisors (71108442).

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

44442630 is a wasteful number, since it uses less digits than its factorization.

44442630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 493820 (or 493817 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 27.

The square root of 44442630 is about 6666.5305819444. The cubic root of 44442630 is about 354.2147026579.

The spelling of 44442630 in words is "forty-four million, four hundred forty-two thousand, six hundred thirty".