422274157 has 16 divisors (see below), whose sum is σ = 441860608. Its totient is φ = 403107840.

The previous prime is 422274131. The next prime is 422274187. The reversal of 422274157 is 751472224.

It is a cyclic number.

It is not a de Polignac number, because 422274157 - 2²⁷ = 288056429 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422274187) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 975013 + ... + 975445.

It is an arithmetic number, because the mean of its divisors is an integer number (27616288).

Almost surely, 2^422274157 is an apocalyptic number.

It is an amenable number.

422274157 is a deficient number, since it is larger than the sum of its proper divisors (19586451).

422274157 is a wasteful number, since it uses less digits than its factorization.

422274157 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 820.

The product of its digits is 31360, while the sum is 34.

The square root of 422274157 is about 20549.3103777231. The cubic root of 422274157 is about 750.2364629207.

The spelling of 422274157 in words is "four hundred twenty-two million, two hundred seventy-four thousand, one hundred fifty-seven".