422360731 has 8 divisors (see below), whose sum is σ = 456805440. Its totient is φ = 388195392.

The previous prime is 422360723. The next prime is 422360737. The reversal of 422360731 is 137063224.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 422360731 - 2³ = 422360723 is a prime.

It is a super-2 number, since 2×422360731² = 356777174181708722, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 422360731.

It is not an unprimeable number, because it can be changed into a prime (422360737) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66691 + ... + 72748.

It is an arithmetic number, because the mean of its divisors is an integer number (57100680).

Almost surely, 2^422360731 is an apocalyptic number.

422360731 is a deficient number, since it is larger than the sum of its proper divisors (34444709).

422360731 is a wasteful number, since it uses less digits than its factorization.

422360731 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139685.

The product of its (nonzero) digits is 6048, while the sum is 28.

The square root of 422360731 is about 20551.4167638146. The cubic root of 422360731 is about 750.2877301936.

The spelling of 422360731 in words is "four hundred twenty-two million, three hundred sixty thousand, seven hundred thirty-one".