73522 has 4 divisors (see below), whose sum is σ = 110286. Its totient is φ = 36760.

The previous prime is 73517. The next prime is 73523. The reversal of 73522 is 22537.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 22537 = 31 ⋅727.

It can be written as a sum of positive squares in only one way, i.e., 73441 + 81 = 271^2 + 9^2 .

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 73522.

It is not an unprimeable number, because it can be changed into a prime (73523) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 18379 + ... + 18382.

2⁷³⁵²² is an apocalyptic number.

73522 is a deficient number, since it is larger than the sum of its proper divisors (36764).

73522 is a wasteful number, since it uses less digits than its factorization.

73522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 36763.

The product of its digits is 420, while the sum is 19.

The square root of 73522 is about 271.1494053101. The cubic root of 73522 is about 41.8927725851.

It can be divided in two parts, 735 and 22, that added together give a palindrome (757).

The spelling of 73522 in words is "seventy-three thousand, five hundred twenty-two".