422252051 has 4 divisors (see below), whose sum is σ = 454732992. Its totient is φ = 389771112.

The previous prime is 422252027. The next prime is 422252057. The reversal of 422252051 is 150252224.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 422252051 - 2⁶ = 422251987 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422252057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16240451 + ... + 16240476.

It is an arithmetic number, because the mean of its divisors is an integer number (113683248).

Almost surely, 2^422252051 is an apocalyptic number.

422252051 is a deficient number, since it is larger than the sum of its proper divisors (32480941).

422252051 is a wasteful number, since it uses less digits than its factorization.

422252051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32480940.

The product of its (nonzero) digits is 1600, while the sum is 23.

The square root of 422252051 is about 20548.7724937525. The cubic root of 422252051 is about 750.2233710968.

The spelling of 422252051 in words is "four hundred twenty-two million, two hundred fifty-two thousand, fifty-one".