72243498 has 8 divisors (see below), whose sum is σ = 144487008. Its totient is φ = 24081164.

The previous prime is 72243469. The next prime is 72243503. The reversal of 72243498 is 89434227.

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

72243498 is an admirable 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, 6020286 + ... + 6020297.

It is an arithmetic number, because the mean of its divisors is an integer number (18060876).

Almost surely, 2^72243498 is an apocalyptic number.

72243498 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

72243498 is a wasteful number, since it uses less digits than its factorization.

72243498 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12040588.

The product of its digits is 96768, while the sum is 39.

The square root of 72243498 is about 8499.6175208065. The cubic root of 72243498 is about 416.4852149299.

The spelling of 72243498 in words is "seventy-two million, two hundred forty-three thousand, four hundred ninety-eight".