42231627 has 12 divisors (see below), whose sum is σ = 63105120. Its totient is φ = 27183408.

The previous prime is 42231589. The next prime is 42231643. The reversal of 42231627 is 72613224.

42231627 is a `hidden beast` number, since 4 + 2 + 2 + 31 + 627 = 666.

It is not a de Polignac number, because 42231627 - 2⁷ = 42231499 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 42231627.

It is not an unprimeable number, because it can be changed into a prime (42231647) 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, 80643 + ... + 81164.

It is an arithmetic number, because the mean of its divisors is an integer number (5258760).

Almost surely, 2^42231627 is an apocalyptic number.

42231627 is a deficient number, since it is larger than the sum of its proper divisors (20873493).

42231627 is a wasteful number, since it uses less digits than its factorization.

42231627 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 161842 (or 161839 counting only the distinct ones).

The product of its digits is 4032, while the sum is 27.

The square root of 42231627 is about 6498.5865386251. The cubic root of 42231627 is about 348.2404946810.

The spelling of 42231627 in words is "forty-two million, two hundred thirty-one thousand, six hundred twenty-seven".