422291351 has 4 divisors (see below), whose sum is σ = 422650104. Its totient is φ = 421932600.

The previous prime is 422291329. The next prime is 422291377. The reversal of 422291351 is 153192224.

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 422291351 - 2¹⁴ = 422274967 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 (422299351) 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 3 ways as a sum of consecutive naturals, for example, 177605 + ... + 179966.

It is an arithmetic number, because the mean of its divisors is an integer number (105662526).

Almost surely, 2^422291351 is an apocalyptic number.

422291351 is a deficient number, since it is larger than the sum of its proper divisors (358753).

422291351 is a wasteful number, since it uses less digits than its factorization.

422291351 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 358752.

The product of its digits is 4320, while the sum is 29.

The square root of 422291351 is about 20549.7287330028. The cubic root of 422291351 is about 750.2466453977.

The spelling of 422291351 in words is "four hundred twenty-two million, two hundred ninety-one thousand, three hundred fifty-one".