389374227 has 12 divisors (see below), whose sum is σ = 613559544. Its totient is φ = 235984320.

The previous prime is 389374211. The next prime is 389374231. The reversal of 389374227 is 722473983.

It is not a de Polignac number, because 389374227 - 2⁴ = 389374211 is a prime.

It is a super-2 number, since 2×389374227² = 303224577303695058, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (389374207) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1966438 + ... + 1966635.

It is an arithmetic number, because the mean of its divisors is an integer number (51129962).

Almost surely, 2^389374227 is an apocalyptic number.

389374227 is a deficient number, since it is larger than the sum of its proper divisors (224185317).

389374227 is a wasteful number, since it uses less digits than its factorization.

389374227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3933090 (or 3933087 counting only the distinct ones).

The product of its digits is 508032, while the sum is 45.

The square root of 389374227 is about 19732.5676737722. The cubic root of 389374227 is about 730.2233800656.

The spelling of 389374227 in words is "three hundred eighty-nine million, three hundred seventy-four thousand, two hundred twenty-seven".