73132443 has 16 divisors (see below), whose sum is σ = 109964160. Its totient is φ = 48026088.

The previous prime is 73132439. The next prime is 73132469. The reversal of 73132443 is 34423137.

It is not a de Polignac number, because 73132443 - 2² = 73132439 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (73132483) 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, 18405 + ... + 22022.

It is an arithmetic number, because the mean of its divisors is an integer number (6872760).

Almost surely, 2^73132443 is an apocalyptic number.

73132443 is a deficient number, since it is larger than the sum of its proper divisors (36831717).

73132443 is a wasteful number, since it uses less digits than its factorization.

73132443 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 40503 (or 40497 counting only the distinct ones).

The product of its digits is 6048, while the sum is 27.

The square root of 73132443 is about 8551.7508733592. The cubic root of 73132443 is about 418.1865177237.

The spelling of 73132443 in words is "seventy-three million, one hundred thirty-two thousand, four hundred forty-three".