74732227 has 4 divisors (see below), whose sum is σ = 77142976. Its totient is φ = 72321480.

The previous prime is 74732197. The next prime is 74732233. The reversal of 74732227 is 72223747.

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 74732227 - 2¹⁵ = 74699459 is a prime.

It is a super-3 number, since 3×74732227³ (a number of 25 digits) contains 333 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 74732192 and 74732201.

It is not an unprimeable number, because it can be changed into a prime (74732297) 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, 1205328 + ... + 1205389.

It is an arithmetic number, because the mean of its divisors is an integer number (19285744).

Almost surely, 2^74732227 is an apocalyptic number.

74732227 is a deficient number, since it is larger than the sum of its proper divisors (2410749).

74732227 is a wasteful number, since it uses less digits than its factorization.

74732227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2410748.

The product of its digits is 32928, while the sum is 34.

The square root of 74732227 is about 8644.7803326632. The cubic root of 74732227 is about 421.2138486236.

The spelling of 74732227 in words is "seventy-four million, seven hundred thirty-two thousand, two hundred twenty-seven".