65193996 has 24 divisors (see below), whose sum is σ = 173850880. Its totient is φ = 18626832.

The previous prime is 65193941. The next prime is 65194007. The reversal of 65193996 is 69939156.

It is a super-2 number, since 2×65193996² = 8500514228896032, which contains 22 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 387976 + ... + 388143.

Almost surely, 2^65193996 is an apocalyptic number.

It is an amenable number.

65193996 is an abundant number, since it is smaller than the sum of its proper divisors (108656884).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

65193996 is a wasteful number, since it uses less digits than its factorization.

65193996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 776133 (or 776131 counting only the distinct ones).

The product of its digits is 393660, while the sum is 48.

The square root of 65193996 is about 8074.2799059730. The cubic root of 65193996 is about 402.4721809921.

The spelling of 65193996 in words is "sixty-five million, one hundred ninety-three thousand, nine hundred ninety-six".