302402421442 has 32 divisors (see below), whose sum is σ = 523502208000. Its totient is φ = 129566725200.

The previous prime is 302402421407. The next prime is 302402421491. The reversal of 302402421442 is 244124204203.

It is a self number, because there is not a number n which added to its sum of digits gives 302402421442.

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, 1734534 + ... + 1900897.

It is an arithmetic number, because the mean of its divisors is an integer number (16359444000).

Almost surely, 2^302402421442 is an apocalyptic number.

302402421442 is a deficient number, since it is larger than the sum of its proper divisors (221099786558).

302402421442 is a wasteful number, since it uses less digits than its factorization.

302402421442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3635662.

The product of its (nonzero) digits is 12288, while the sum is 28.

Adding to 302402421442 its reverse (244124204203), we get a palindrome (546526625645).

The spelling of 302402421442 in words is "three hundred two billion, four hundred two million, four hundred twenty-one thousand, four hundred forty-two".