61044964 has 12 divisors (see below), whose sum is σ = 107022384. Its totient is φ = 30467144.

The previous prime is 61044961. The next prime is 61044979. The reversal of 61044964 is 46944016.

It is a super-2 number, since 2×61044964² = 7452975259522592, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (61044961) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11302 + ... + 15805.

It is an arithmetic number, because the mean of its divisors is an integer number (8918532).

Almost surely, 2^61044964 is an apocalyptic number.

It is an amenable number.

61044964 is a deficient number, since it is larger than the sum of its proper divisors (45977420).

61044964 is a wasteful number, since it uses less digits than its factorization.

61044964 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27674 (or 27672 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 34.

The square root of 61044964 is about 7813.1276707859. The cubic root of 61044964 is about 393.7464162267.

The spelling of 61044964 in words is "sixty-one million, forty-four thousand, nine hundred sixty-four".