61922944 has 16 divisors (see below), whose sum is σ = 123362370. Its totient is φ = 30961408.

The previous prime is 61922929. The next prime is 61922953. The reversal of 61922944 is 44922916.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 53582400 + 8340544 = 7320^2 + 2888^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 241759 + ... + 242014.

Almost surely, 2^61922944 is an apocalyptic number.

61922944 is a gapful number since it is divisible by the number (64) formed by its first and last digit.

It is an amenable number.

61922944 is a deficient number, since it is larger than the sum of its proper divisors (61439426).

61922944 is an equidigital number, since it uses as much as digits as its factorization.

61922944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 483787 (or 483775 counting only the distinct ones).

The product of its digits is 31104, while the sum is 37.

The square root of 61922944 is about 7869.1132918519. The cubic root of 61922944 is about 395.6251256294.

The spelling of 61922944 in words is "sixty-one million, nine hundred twenty-two thousand, nine hundred forty-four".