72935894 has 4 divisors (see below), whose sum is σ = 109403844. Its totient is φ = 36467946.

The previous prime is 72935887. The next prime is 72935909. The reversal of 72935894 is 49853927.

It is a happy number.

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

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, 18233972 + ... + 18233975.

It is an arithmetic number, because the mean of its divisors is an integer number (27350961).

Almost surely, 2^72935894 is an apocalyptic number.

72935894 is a deficient number, since it is larger than the sum of its proper divisors (36467950).

72935894 is a wasteful number, since it uses less digits than its factorization.

72935894 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 36467949.

The product of its digits is 544320, while the sum is 47.

The square root of 72935894 is about 8540.2514014518. The cubic root of 72935894 is about 417.8115455820.

The spelling of 72935894 in words is "seventy-two million, nine hundred thirty-five thousand, eight hundred ninety-four".