74226523 has 12 divisors (see below), whose sum is σ = 88453512. Its totient is φ = 62069280.

The previous prime is 74226511. The next prime is 74226527. The reversal of 74226523 is 32562247.

It is a de Polignac number, because none of the positive numbers 2^k-74226523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (74226527) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16465 + ... + 20482.

It is an arithmetic number, because the mean of its divisors is an integer number (7371126).

Almost surely, 2^74226523 is an apocalyptic number.

74226523 is a deficient number, since it is larger than the sum of its proper divisors (14226989).

74226523 is a wasteful number, since it uses less digits than its factorization.

74226523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 37002 (or 36995 counting only the distinct ones).

The product of its digits is 20160, while the sum is 31.

The square root of 74226523 is about 8615.4815883966. The cubic root of 74226523 is about 420.2615962906.

The spelling of 74226523 in words is "seventy-four million, two hundred twenty-six thousand, five hundred twenty-three".