72532454 has 8 divisors (see below), whose sum is σ = 108848448. Its totient is φ = 36249640.

The previous prime is 72532433. The next prime is 72532457. The reversal of 72532454 is 45423527.

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 72532454.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72532457) 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, 1817 + ... + 12180.

It is an arithmetic number, because the mean of its divisors is an integer number (13606056).

Almost surely, 2^72532454 is an apocalyptic number.

72532454 is a deficient number, since it is larger than the sum of its proper divisors (36315994).

72532454 is a wasteful number, since it uses less digits than its factorization.

72532454 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16590.

The product of its digits is 33600, while the sum is 32.

The square root of 72532454 is about 8516.5987342366. The cubic root of 72532454 is about 417.0397552898.

The spelling of 72532454 in words is "seventy-two million, five hundred thirty-two thousand, four hundred fifty-four".