422474231 has 4 divisors (see below), whose sum is σ = 436102464. Its totient is φ = 408846000.

The previous prime is 422474219. The next prime is 422474243. The reversal of 422474231 is 132474224.

It is a semiprime because it is the product of two primes.

It is an interprime number because it is at equal distance from previous prime (422474219) and next prime (422474243).

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-422474231 is a prime.

It is a super-2 number, since 2×422474231² = 356968951718082722, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 422474194 and 422474203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422474831) 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, 6814070 + ... + 6814131.

It is an arithmetic number, because the mean of its divisors is an integer number (109025616).

Almost surely, 2^422474231 is an apocalyptic number.

422474231 is a deficient number, since it is larger than the sum of its proper divisors (13628233).

422474231 is a wasteful number, since it uses less digits than its factorization.

422474231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13628232.

The product of its digits is 10752, while the sum is 29.

The square root of 422474231 is about 20554.1779451283. The cubic root of 422474231 is about 750.3549318565.

The spelling of 422474231 in words is "four hundred twenty-two million, four hundred seventy-four thousand, two hundred thirty-one".