65239996 has 24 divisors (see below), whose sum is σ = 124060160. Its totient is φ = 29905200.

The previous prime is 65239957. The next prime is 65239997. The reversal of 65239996 is 69993256.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (65239997) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11490 + ... + 16201.

Almost surely, 2^65239996 is an apocalyptic number.

It is an amenable number.

65239996 is a deficient number, since it is larger than the sum of its proper divisors (58820164).

65239996 is a wasteful number, since it uses less digits than its factorization.

65239996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27745 (or 27743 counting only the distinct ones).

The product of its digits is 787320, while the sum is 49.

The square root of 65239996 is about 8077.1279549107. The cubic root of 65239996 is about 402.5668183760.

The spelling of 65239996 in words is "sixty-five million, two hundred thirty-nine thousand, nine hundred ninety-six".