73939612 has 6 divisors (see below), whose sum is σ = 129394328. Its totient is φ = 36969804.

The previous prime is 73939609. The next prime is 73939633. The reversal of 73939612 is 21693937.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 9242448 + ... + 9242455.

Almost surely, 2^73939612 is an apocalyptic number.

It is an amenable number.

73939612 is a deficient number, since it is larger than the sum of its proper divisors (55454716).

73939612 is a wasteful number, since it uses less digits than its factorization.

73939612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18484907 (or 18484905 counting only the distinct ones).

The product of its digits is 61236, while the sum is 40.

The square root of 73939612 is about 8598.8145694625. The cubic root of 73939612 is about 419.7194119855.

The spelling of 73939612 in words is "seventy-three million, nine hundred thirty-nine thousand, six hundred twelve".