73132566 has 32 divisors (see below), whose sum is σ = 158215680. Its totient is φ = 22402464.

The previous prime is 73132547. The next prime is 73132567. The reversal of 73132566 is 66523137.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (73132567) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 16681 + ... + 20603.

It is an arithmetic number, because the mean of its divisors is an integer number (4944240).

Almost surely, 2^73132566 is an apocalyptic number.

73132566 is an abundant number, since it is smaller than the sum of its proper divisors (85083114).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

73132566 is a wasteful number, since it uses less digits than its factorization.

73132566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4180.

The product of its digits is 22680, while the sum is 33.

The square root of 73132566 is about 8551.7580648660. The cubic root of 73132566 is about 418.1867521701.

The spelling of 73132566 in words is "seventy-three million, one hundred thirty-two thousand, five hundred sixty-six".