73901923 has 4 divisors (see below), whose sum is σ = 76285888. Its totient is φ = 71517960.

The previous prime is 73901917. The next prime is 73901939. The reversal of 73901923 is 32910937.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-73901923 is a prime.

It is a super-2 number, since 2×73901923² = 10922988446195858, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (73901903) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1191936 + ... + 1191997.

It is an arithmetic number, because the mean of its divisors is an integer number (19071472).

Almost surely, 2^73901923 is an apocalyptic number.

73901923 is a deficient number, since it is larger than the sum of its proper divisors (2383965).

73901923 is a wasteful number, since it uses less digits than its factorization.

73901923 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2383964.

The product of its (nonzero) digits is 10206, while the sum is 34.

The square root of 73901923 is about 8596.6227671103. The cubic root of 73901923 is about 419.6480857911.

The spelling of 73901923 in words is "seventy-three million, nine hundred one thousand, nine hundred twenty-three".