342440030 has 8 divisors (see below), whose sum is σ = 616392072. Its totient is φ = 136976008.

The previous prime is 342440011. The next prime is 342440047. The reversal of 342440030 is 30044243.

It is a happy number.

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

It is a junction number, because it is equal to n+sod(n) for n = 342439984 and 342440011.

It is a congruent number.

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, 17121992 + ... + 17122011.

It is an arithmetic number, because the mean of its divisors is an integer number (77049009).

Almost surely, 2^342440030 is an apocalyptic number.

342440030 is a deficient number, since it is larger than the sum of its proper divisors (273952042).

342440030 is a wasteful number, since it uses less digits than its factorization.

342440030 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34244010.

The product of its (nonzero) digits is 1152, while the sum is 20.

The square root of 342440030 is about 18505.1352332265. The cubic root of 342440030 is about 699.6188605402.

Adding to 342440030 its reverse (30044243), we get a palindrome (372484273).

The spelling of 342440030 in words is "three hundred forty-two million, four hundred forty thousand, thirty".