74522 has 8 divisors (see below), whose sum is σ = 127776. Its totient is φ = 31932.

The previous prime is 74521. The next prime is 74527. The reversal of 74522 is 22547.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 74494 and 74503.

It is not an unprimeable number, because it can be changed into a prime (74521) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2648 + ... + 2675.

It is an arithmetic number, because the mean of its divisors is an integer number (15972).

2⁷⁴⁵²² is an apocalyptic number.

74522 is a deficient number, since it is larger than the sum of its proper divisors (53254).

74522 is a wasteful number, since it uses less digits than its factorization.

74522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5332.

The product of its digits is 560, while the sum is 20.

The square root of 74522 is about 272.9871791861. The cubic root of 74522 is about 42.0818509646.

It can be divided in two parts, 745 and 22, that added together give a palindrome (767).

The spelling of 74522 in words is "seventy-four thousand, five hundred twenty-two".