422548715 has 8 divisors (see below), whose sum is σ = 508851888. Its totient is φ = 336843360.

The previous prime is 422548691. The next prime is 422548717. The reversal of 422548715 is 517845224.

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

It is not a de Polignac number, because 422548715 - 2⁸ = 422548459 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422548717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 147896 + ... + 150725.

It is an arithmetic number, because the mean of its divisors is an integer number (63606486).

Almost surely, 2^422548715 is an apocalyptic number.

422548715 is a deficient number, since it is larger than the sum of its proper divisors (86303173).

422548715 is a wasteful number, since it uses less digits than its factorization.

422548715 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298909.

The product of its digits is 89600, while the sum is 38.

The square root of 422548715 is about 20555.9897596783. The cubic root of 422548715 is about 750.3990261850.

The spelling of 422548715 in words is "four hundred twenty-two million, five hundred forty-eight thousand, seven hundred fifteen".