65733994 has 8 divisors (see below), whose sum is σ = 98662500. Its totient is φ = 32846496.

The previous prime is 65733989. The next prime is 65734003. The reversal of 65733994 is 49933756.

It can be written as a sum of positive squares in 2 ways, for example, as 62173225 + 3560769 = 7885^2 + 1887^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5869 + ... + 12880.

Almost surely, 2^65733994 is an apocalyptic number.

65733994 is a deficient number, since it is larger than the sum of its proper divisors (32928506).

65733994 is a wasteful number, since it uses less digits than its factorization.

65733994 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20504.

The product of its digits is 612360, while the sum is 46.

The square root of 65733994 is about 8107.6503377982. The cubic root of 65733994 is about 403.5803447127.

The spelling of 65733994 in words is "sixty-five million, seven hundred thirty-three thousand, nine hundred ninety-four".