422907506 has 8 divisors (see below), whose sum is σ = 724984320. Its totient is φ = 181246068.

The previous prime is 422907479. The next prime is 422907533. The reversal of 422907506 is 605709224.

It is an interprime number because it is at equal distance from previous prime (422907479) and next prime (422907533).

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

It is a super-2 number, since 2×422907506² = 357701517262280072, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 15103826 + ... + 15103853.

It is an arithmetic number, because the mean of its divisors is an integer number (90623040).

Almost surely, 2^422907506 is an apocalyptic number.

422907506 is a deficient number, since it is larger than the sum of its proper divisors (302076814).

422907506 is a wasteful number, since it uses less digits than its factorization.

422907506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30207688.

The product of its (nonzero) digits is 30240, while the sum is 35.

The square root of 422907506 is about 20564.7150721813. The cubic root of 422907506 is about 750.6113569289.

The spelling of 422907506 in words is "four hundred twenty-two million, nine hundred seven thousand, five hundred six".