44220992 has 14 divisors (see below), whose sum is σ = 87751158. Its totient is φ = 22110464.

The previous prime is 44220977. The next prime is 44221003. The reversal of 44220992 is 29902244.

It can be written as a sum of positive squares in only one way, i.e., 34386496 + 9834496 = 5864^2 + 3136^2 .

It is a super-2 number, since 2×44220992² = 3910992266928128, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 345413 + ... + 345540.

Almost surely, 2^44220992 is an apocalyptic number.

It is an amenable number.

44220992 is a deficient number, since it is larger than the sum of its proper divisors (43530166).

44220992 is an equidigital number, since it uses as much as digits as its factorization.

44220992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690965 (or 690955 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 32.

The square root of 44220992 is about 6649.8866155747. The cubic root of 44220992 is about 353.6248912680.

The spelling of 44220992 in words is "forty-four million, two hundred twenty thousand, nine hundred ninety-two".