242431402 has 8 divisors (see below), whose sum is σ = 364002912. Its totient is φ = 121097100.

The previous prime is 242431391. The next prime is 242431433. The reversal of 242431402 is 204134242.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56724 + ... + 60847.

It is an arithmetic number, because the mean of its divisors is an integer number (45500364).

Almost surely, 2^242431402 is an apocalyptic number.

242431402 is a deficient number, since it is larger than the sum of its proper divisors (121571510).

242431402 is a wasteful number, since it uses less digits than its factorization.

242431402 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 118604.

The product of its (nonzero) digits is 1536, while the sum is 22.

The square root of 242431402 is about 15570.2087975724. The cubic root of 242431402 is about 623.5380460112.

Adding to 242431402 its reverse (204134242), we get a palindrome (446565644).

The spelling of 242431402 in words is "two hundred forty-two million, four hundred thirty-one thousand, four hundred two".