65413272 has 16 divisors (see below), whose sum is σ = 163533240. Its totient is φ = 21804416.

The previous prime is 65413247. The next prime is 65413291. The reversal of 65413272 is 27231456.

It is a congruent number.

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 3 ways as a sum of consecutive naturals, for example, 1362753 + ... + 1362800.

Almost surely, 2^65413272 is an apocalyptic number.

It is an amenable number.

65413272 is an abundant number, since it is smaller than the sum of its proper divisors (98119968).

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

65413272 is a wasteful number, since it uses less digits than its factorization.

65413272 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2725562 (or 2725558 counting only the distinct ones).

The product of its digits is 10080, while the sum is 30.

The square root of 65413272 is about 8087.8471795652. The cubic root of 65413272 is about 402.9229061912.

The spelling of 65413272 in words is "sixty-five million, four hundred thirteen thousand, two hundred seventy-two".