74473263 has 10 divisors (see below), whose sum is σ = 111250304. Its totient is φ = 49648788.

The previous prime is 74473237. The next prime is 74473271. The reversal of 74473263 is 36237447.

It is a happy number.

It is not a de Polignac number, because 74473263 - 2¹⁶ = 74407727 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 (74473283) by changing a digit.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 459631 + ... + 459792.

Almost surely, 2^74473263 is an apocalyptic number.

74473263 is a deficient number, since it is larger than the sum of its proper divisors (36777041).

74473263 is an equidigital number, since it uses as much as digits as its factorization.

74473263 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 919435 (or 919426 counting only the distinct ones).

The product of its digits is 84672, while the sum is 36.

The square root of 74473263 is about 8629.7892790033. The cubic root of 74473263 is about 420.7267519350.

The spelling of 74473263 in words is "seventy-four million, four hundred seventy-three thousand, two hundred sixty-three".