74168563 has 8 divisors (see below), whose sum is σ = 84856160. Its totient is φ = 63504000.

The previous prime is 74168561. The next prime is 74168587. The reversal of 74168563 is 36586147.

It is a happy number.

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

It is not a de Polignac number, because 74168563 - 2¹ = 74168561 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (74168561) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1813 + ... + 12313.

It is an arithmetic number, because the mean of its divisors is an integer number (10607020).

Almost surely, 2^74168563 is an apocalyptic number.

74168563 is a deficient number, since it is larger than the sum of its proper divisors (10687597).

74168563 is a wasteful number, since it uses less digits than its factorization.

74168563 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11517.

The product of its digits is 120960, while the sum is 40.

The square root of 74168563 is about 8612.1172193602. The cubic root of 74168563 is about 420.1521803030.

The spelling of 74168563 in words is "seventy-four million, one hundred sixty-eight thousand, five hundred sixty-three".