1422332402 has 4 divisors (see below), whose sum is σ = 2133498606. Its totient is φ = 711166200.

The previous prime is 1422332383. The next prime is 1422332447. The reversal of 1422332402 is 2042332241.

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

It can be written as a sum of positive squares in only one way, i.e., 812193001 + 610139401 = 28499^2 + 24701^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 355583099 + ... + 355583102.

Almost surely, 2^1422332402 is an apocalyptic number.

1422332402 is a deficient number, since it is larger than the sum of its proper divisors (711166204).

1422332402 is an equidigital number, since it uses as much as digits as its factorization.

1422332402 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 711166203.

The product of its (nonzero) digits is 2304, while the sum is 23.

The square root of 1422332402 is about 37713.8224262670. The cubic root of 1422332402 is about 1124.6059267015.

Adding to 1422332402 its reverse (2042332241), we get a palindrome (3464664643).

The spelling of 1422332402 in words is "one billion, four hundred twenty-two million, three hundred thirty-two thousand, four hundred two".