74676673 has 4 divisors (see below), whose sum is σ = 75416148. Its totient is φ = 73937200.

The previous prime is 74676649. The next prime is 74676727. The reversal of 74676673 is 37667647.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 45603009 + 29073664 = 6753^2 + 5392^2 .

It is a cyclic number.

It is not a de Polignac number, because 74676673 - 2²⁵ = 41122241 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74676773) 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, 369586 + ... + 369787.

It is an arithmetic number, because the mean of its divisors is an integer number (18854037).

Almost surely, 2^74676673 is an apocalyptic number.

It is an amenable number.

74676673 is a deficient number, since it is larger than the sum of its proper divisors (739475).

74676673 is a wasteful number, since it uses less digits than its factorization.

74676673 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 739474.

The product of its digits is 889056, while the sum is 46.

The square root of 74676673 is about 8641.5665825127. The cubic root of 74676673 is about 421.1094495986.

The spelling of 74676673 in words is "seventy-four million, six hundred seventy-six thousand, six hundred seventy-three".