73999854 has 24 divisors (see below), whose sum is σ = 160491240. Its totient is φ = 24642288.

The previous prime is 73999841. The next prime is 73999873. The reversal of 73999854 is 45899937.

It is a self number, because there is not a number n which added to its sum of digits gives 73999854.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34732 + ... + 36800.

It is an arithmetic number, because the mean of its divisors is an integer number (6687135).

Almost surely, 2^73999854 is an apocalyptic number.

73999854 is an abundant number, since it is smaller than the sum of its proper divisors (86491386).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73999854 is a wasteful number, since it uses less digits than its factorization.

73999854 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4064 (or 4061 counting only the distinct ones).

The product of its digits is 2449440, while the sum is 54.

The square root of 73999854 is about 8602.3167809608. The cubic root of 73999854 is about 419.8333692738.

The spelling of 73999854 in words is "seventy-three million, nine hundred ninety-nine thousand, eight hundred fifty-four".