1042422402 has 32 divisors (see below), whose sum is σ = 2384175744. Its totient is φ = 297648000.

The previous prime is 1042422389. The next prime is 1042422421. The reversal of 1042422402 is 2042242401.

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

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 68752 + ... + 82532.

It is an arithmetic number, because the mean of its divisors is an integer number (74505492).

Almost surely, 2^1042422402 is an apocalyptic number.

1042422402 is an abundant number, since it is smaller than the sum of its proper divisors (1341753342).

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

1042422402 is a wasteful number, since it uses less digits than its factorization.

1042422402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15594.

The product of its (nonzero) digits is 1024, while the sum is 21.

The square root of 1042422402 is about 32286.5668970859. The cubic root of 1042422402 is about 1013.9454218647.

Adding to 1042422402 its reverse (2042242401), we get a palindrome (3084664803).

The spelling of 1042422402 in words is "one billion, forty-two million, four hundred twenty-two thousand, four hundred two".