74856873 has 16 divisors (see below), whose sum is σ = 122842496. Its totient is φ = 39484800.

The previous prime is 74856869. The next prime is 74856893. The reversal of 74856873 is 37865847.

It is not a de Polignac number, because 74856873 - 2² = 74856869 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74856893) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 136828 + ... + 137373.

It is an arithmetic number, because the mean of its divisors is an integer number (7677656).

Almost surely, 2^74856873 is an apocalyptic number.

It is an amenable number.

74856873 is a deficient number, since it is larger than the sum of its proper divisors (47985623).

74856873 is a wasteful number, since it uses less digits than its factorization.

74856873 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 274224.

The product of its digits is 1128960, while the sum is 48.

The square root of 74856873 is about 8651.9866504751. The cubic root of 74856873 is about 421.4478996293.

The spelling of 74856873 in words is "seventy-four million, eight hundred fifty-six thousand, eight hundred seventy-three".