72426363 has 8 divisors (see below), whose sum is σ = 97306176. Its totient is φ = 47915400.

The previous prime is 72426329. The next prime is 72426371. The reversal of 72426363 is 36362427.

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

It is not a de Polignac number, because 72426363 - 2¹⁸ = 72164219 is a prime.

It is a Smith number, since the sum of its digits (33) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (72426313) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 91753 + ... + 92538.

It is an arithmetic number, because the mean of its divisors is an integer number (12163272).

Almost surely, 2^72426363 is an apocalyptic number.

72426363 is a deficient number, since it is larger than the sum of its proper divisors (24879813).

72426363 is a wasteful number, since it uses less digits than its factorization.

72426363 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184425.

The product of its digits is 36288, while the sum is 33.

The square root of 72426363 is about 8510.3679708929. The cubic root of 72426363 is about 416.8363256464.

The spelling of 72426363 in words is "seventy-two million, four hundred twenty-six thousand, three hundred sixty-three".