422056501 has 8 divisors (see below), whose sum is σ = 457783704. Its totient is φ = 387540480.

The previous prime is 422056493. The next prime is 422056511. The reversal of 422056501 is 105650224.

It can be written as a sum of positive squares in 4 ways, for example, as 54375876 + 367680625 = 7374^2 + 19175^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 422056501 - 2³ = 422056493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (422056511) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 302070 + ... + 303463.

It is an arithmetic number, because the mean of its divisors is an integer number (57222963).

Almost surely, 2^422056501 is an apocalyptic number.

422056501 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

422056501 is a deficient number, since it is larger than the sum of its proper divisors (35727203).

422056501 is a wasteful number, since it uses less digits than its factorization.

422056501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 605591.

The product of its (nonzero) digits is 2400, while the sum is 25.

The square root of 422056501 is about 20544.0137509689. The cubic root of 422056501 is about 750.1075407274.

The spelling of 422056501 in words is "four hundred twenty-two million, fifty-six thousand, five hundred one".