73897975 has 6 divisors (see below), whose sum is σ = 91633520. Its totient is φ = 59118360.

The previous prime is 73897961. The next prime is 73897987. The reversal of 73897975 is 57979837.

It is not a de Polignac number, because 73897975 - 2⁹ = 73897463 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1477935 + ... + 1477984.

Almost surely, 2^73897975 is an apocalyptic number.

73897975 is a deficient number, since it is larger than the sum of its proper divisors (17735545).

73897975 is a wasteful number, since it uses less digits than its factorization.

73897975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2955929 (or 2955924 counting only the distinct ones).

The product of its digits is 3333960, while the sum is 55.

The square root of 73897975 is about 8596.3931389857. The cubic root of 73897975 is about 419.6406128229.

The spelling of 73897975 in words is "seventy-three million, eight hundred ninety-seven thousand, nine hundred seventy-five".