72698433 has 4 divisors (see below), whose sum is σ = 96931248. Its totient is φ = 48465620.

The previous prime is 72698429. The next prime is 72698449. The reversal of 72698433 is 33489627.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 72698433 - 2² = 72698429 is a prime.

It is not an unprimeable number, because it can be changed into a prime (72698413) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12116403 + ... + 12116408.

It is an arithmetic number, because the mean of its divisors is an integer number (24232812).

Almost surely, 2^72698433 is an apocalyptic number.

It is an amenable number.

72698433 is a deficient number, since it is larger than the sum of its proper divisors (24232815).

72698433 is a wasteful number, since it uses less digits than its factorization.

72698433 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24232814.

The product of its digits is 217728, while the sum is 42.

The square root of 72698433 is about 8526.3376076719. The cubic root of 72698433 is about 417.3576226959.

The spelling of 72698433 in words is "seventy-two million, six hundred ninety-eight thousand, four hundred thirty-three".