74653223 has 4 divisors (see below), whose sum is σ = 78582360. Its totient is φ = 70724088.

The previous prime is 74653217. The next prime is 74653247. The reversal of 74653223 is 32235647.

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 74653223 - 2⁴ = 74653207 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 74653223.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (74653213) 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, 1964540 + ... + 1964577.

It is an arithmetic number, because the mean of its divisors is an integer number (19645590).

Almost surely, 2^74653223 is an apocalyptic number.

74653223 is a deficient number, since it is larger than the sum of its proper divisors (3929137).

74653223 is a wasteful number, since it uses less digits than its factorization.

74653223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3929136.

The product of its digits is 30240, while the sum is 32.

The square root of 74653223 is about 8640.2096618080. The cubic root of 74653223 is about 421.0653659956.

The spelling of 74653223 in words is "seventy-four million, six hundred fifty-three thousand, two hundred twenty-three".