72732235 has 8 divisors (see below), whose sum is σ = 87430896. Its totient is φ = 58084320.

The previous prime is 72732229. The next prime is 72732251. The reversal of 72732235 is 53223727.

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

It is not a de Polignac number, because 72732235 - 2²¹ = 70635083 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 72732197 and 72732206.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9456 + ... + 15325.

It is an arithmetic number, because the mean of its divisors is an integer number (10928862).

Almost surely, 2^72732235 is an apocalyptic number.

72732235 is a deficient number, since it is larger than the sum of its proper divisors (14698661).

72732235 is a wasteful number, since it uses less digits than its factorization.

72732235 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25373.

The product of its digits is 17640, while the sum is 31.

The square root of 72732235 is about 8528.3195882894. The cubic root of 72732235 is about 417.4222978012.

The spelling of 72732235 in words is "seventy-two million, seven hundred thirty-two thousand, two hundred thirty-five".