422951915 has 8 divisors (see below), whose sum is σ = 507687648. Its totient is φ = 338264640.

The previous prime is 422951873. The next prime is 422951917. The reversal of 422951915 is 519159224.

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

It is not a de Polignac number, because 422951915 - 2²⁸ = 154516459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422951917) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11159 + ... + 31151.

It is an arithmetic number, because the mean of its divisors is an integer number (63460956).

Almost surely, 2^422951915 is an apocalyptic number.

422951915 is a deficient number, since it is larger than the sum of its proper divisors (84735733).

422951915 is a wasteful number, since it uses less digits than its factorization.

422951915 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24229.

The product of its digits is 32400, while the sum is 38.

The square root of 422951915 is about 20565.7947816271. The cubic root of 422951915 is about 750.6376296029.

The spelling of 422951915 in words is "four hundred twenty-two million, nine hundred fifty-one thousand, nine hundred fifteen".