65979244 has 24 divisors (see below), whose sum is σ = 122744160. Its totient is φ = 30925056.

The previous prime is 65979239. The next prime is 65979257. The reversal of 65979244 is 44297956.

It is a junction number, because it is equal to n+sod(n) for n = 65979194 and 65979203.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16489 + ... + 20095.

It is an arithmetic number, because the mean of its divisors is an integer number (5114340).

Almost surely, 2^65979244 is an apocalyptic number.

It is an amenable number.

65979244 is a deficient number, since it is larger than the sum of its proper divisors (56764916).

65979244 is a wasteful number, since it uses less digits than its factorization.

65979244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3897 (or 3895 counting only the distinct ones).

The product of its digits is 544320, while the sum is 46.

The square root of 65979244 is about 8122.7608606926. The cubic root of 65979244 is about 404.0816339954.

The spelling of 65979244 in words is "sixty-five million, nine hundred seventy-nine thousand, two hundred forty-four".