422525807 has 8 divisors (see below), whose sum is σ = 463352832. Its totient is φ = 382101400.

The previous prime is 422525791. The next prime is 422525827. The reversal of 422525807 is 708525224.

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 422525807 - 2⁴ = 422525791 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 (422525827) 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, 98453 + ... + 102654.

It is an arithmetic number, because the mean of its divisors is an integer number (57919104).

Almost surely, 2^422525807 is an apocalyptic number.

422525807 is a deficient number, since it is larger than the sum of its proper divisors (40827025).

422525807 is a wasteful number, since it uses less digits than its factorization.

422525807 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 201309.

The product of its (nonzero) digits is 44800, while the sum is 35.

The square root of 422525807 is about 20555.4325422746. The cubic root of 422525807 is about 750.3854652622.

The spelling of 422525807 in words is "four hundred twenty-two million, five hundred twenty-five thousand, eight hundred seven".