244421956 has 9 divisors (see below), whose sum is σ = 427793149. Its totient is φ = 122195344.

The previous prime is 244421929. The next prime is 244421977. The reversal of 244421956 is 659124442.

The square root of 244421956 is 15634.

It is a perfect power (a square), and thus also a powerful number.

It can be written as a sum of positive squares in only one way, i.e., 562500 + 243859456 = 750^2 + 15616^2 .

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 27360 + ... + 35176.

Almost surely, 2^244421956 is an apocalyptic number.

244421956 is the 15634-th square number.

It is an amenable number.

244421956 is a deficient number, since it is larger than the sum of its proper divisors (183371193).

244421956 is an frugal number, since it uses more digits than its factorization.

244421956 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15638 (or 7819 counting only the distinct ones).

The product of its digits is 69120, while the sum is 37.

The cubic root of 244421956 is about 625.2399769659.

The spelling of 244421956 in words is "two hundred forty-four million, four hundred twenty-one thousand, nine hundred fifty-six".