72354355 has 8 divisors (see below), whose sum is σ = 88297200. Its totient is φ = 56902176.

The previous prime is 72354319. The next prime is 72354361. The reversal of 72354355 is 55345327.

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

It is a cyclic number.

It is not a de Polignac number, because 72354355 - 2²⁵ = 38799923 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 72354355.

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, 122340 + ... + 122929.

It is an arithmetic number, because the mean of its divisors is an integer number (11037150).

Almost surely, 2^72354355 is an apocalyptic number.

72354355 is a deficient number, since it is larger than the sum of its proper divisors (15942845).

72354355 is a wasteful number, since it uses less digits than its factorization.

72354355 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245333.

The product of its digits is 63000, while the sum is 34.

The square root of 72354355 is about 8506.1363144497. The cubic root of 72354355 is about 416.6981370008.

Subtracting from 72354355 its reverse (55345327), we obtain a triangular number (17009028 = T₅₈₃₂).

The spelling of 72354355 in words is "seventy-two million, three hundred fifty-four thousand, three hundred fifty-five".