422313402 has 16 divisors (see below), whose sum is σ = 965287872. Its totient is φ = 120660960.

The previous prime is 422313401. The next prime is 422313413. The reversal of 422313402 is 204313224.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is not an unprimeable number, because it can be changed into a prime (422313401) 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, 5027499 + ... + 5027582.

It is an arithmetic number, because the mean of its divisors is an integer number (60330492).

Almost surely, 2^422313402 is an apocalyptic number.

422313402 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

422313402 is an abundant number, since it is smaller than the sum of its proper divisors (542974470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

422313402 is a wasteful number, since it uses less digits than its factorization.

422313402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10055093.

The product of its (nonzero) digits is 1152, while the sum is 21.

The square root of 422313402 is about 20550.2652537625. The cubic root of 422313402 is about 750.2597038393.

Adding to 422313402 its reverse (204313224), we get a palindrome (626626626).

The spelling of 422313402 in words is "four hundred twenty-two million, three hundred thirteen thousand, four hundred two".