73132406 has 8 divisors (see below), whose sum is σ = 115472280. Its totient is φ = 34641648.

The previous prime is 73132399. The next prime is 73132427. The reversal of 73132406 is 60423137.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 962231 + ... + 962306.

It is an arithmetic number, because the mean of its divisors is an integer number (14434035).

Almost surely, 2^73132406 is an apocalyptic number.

73132406 is a deficient number, since it is larger than the sum of its proper divisors (42339874).

73132406 is a wasteful number, since it uses less digits than its factorization.

73132406 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1924558.

The product of its (nonzero) digits is 3024, while the sum is 26.

The square root of 73132406 is about 8551.7487100592. The cubic root of 73132406 is about 418.1864471991.

The spelling of 73132406 in words is "seventy-three million, one hundred thirty-two thousand, four hundred six".