72924463 has 4 divisors (see below), whose sum is σ = 74120008. Its totient is φ = 71728920.

The previous prime is 72924461. The next prime is 72924469. The reversal of 72924463 is 36442927.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 72924463 - 2¹ = 72924461 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (72924461) 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, 597681 + ... + 597802.

It is an arithmetic number, because the mean of its divisors is an integer number (18530002).

Almost surely, 2^72924463 is an apocalyptic number.

72924463 is a deficient number, since it is larger than the sum of its proper divisors (1195545).

72924463 is a wasteful number, since it uses less digits than its factorization.

72924463 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1195544.

The product of its digits is 72576, while the sum is 37.

The square root of 72924463 is about 8539.5821326339. The cubic root of 72924463 is about 417.7897170371.

The spelling of 72924463 in words is "seventy-two million, nine hundred twenty-four thousand, four hundred sixty-three".