74125523 has 4 divisors (see below), whose sum is σ = 74145600. Its totient is φ = 74105448.

The previous prime is 74125489. The next prime is 74125547. The reversal of 74125523 is 32552147.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 74125523 - 2²² = 69931219 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74125223) 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, 2723 + ... + 12476.

It is an arithmetic number, because the mean of its divisors is an integer number (18536400).

Almost surely, 2^74125523 is an apocalyptic number.

74125523 is a deficient number, since it is larger than the sum of its proper divisors (20077).

74125523 is a wasteful number, since it uses less digits than its factorization.

74125523 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20076.

The product of its digits is 8400, while the sum is 29.

The square root of 74125523 is about 8609.6180519231. The cubic root of 74125523 is about 420.0708931729.

The spelling of 74125523 in words is "seventy-four million, one hundred twenty-five thousand, five hundred twenty-three".