422404051 has 4 divisors (see below), whose sum is σ = 424548432. Its totient is φ = 420259672.

The previous prime is 422404033. The next prime is 422404079. The reversal of 422404051 is 150404224.

It is a happy number.

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 422404051 - 2⁵ = 422404019 is a prime.

It is a super-3 number, since 3×422404051³ (a number of 27 digits) contains 333 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (422404091) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1071895 + ... + 1072288.

It is an arithmetic number, because the mean of its divisors is an integer number (106137108).

Almost surely, 2^422404051 is an apocalyptic number.

422404051 is a deficient number, since it is larger than the sum of its proper divisors (2144381).

422404051 is a wasteful number, since it uses less digits than its factorization.

422404051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2144380.

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 422404051 is about 20552.4706787286. The cubic root of 422404051 is about 750.3133807421.

Adding to 422404051 its reverse (150404224), we get a palindrome (572808275).

The spelling of 422404051 in words is "four hundred twenty-two million, four hundred four thousand, fifty-one".