72144598 has 8 divisors (see below), whose sum is σ = 111141792. Its totient is φ = 35097336.

The previous prime is 72144587. The next prime is 72144613. The reversal of 72144598 is 89544127.

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

It is a self number, because there is not a number n which added to its sum of digits gives 72144598.

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, 487390 + ... + 487537.

It is an arithmetic number, because the mean of its divisors is an integer number (13892724).

Almost surely, 2^72144598 is an apocalyptic number.

72144598 is a deficient number, since it is larger than the sum of its proper divisors (38997194).

72144598 is a wasteful number, since it uses less digits than its factorization.

72144598 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 974966.

The product of its digits is 80640, while the sum is 40.

The square root of 72144598 is about 8493.7976194397. The cubic root of 72144598 is about 416.2950746428.

The spelling of 72144598 in words is "seventy-two million, one hundred forty-four thousand, five hundred ninety-eight".