342102442 has 32 divisors (see below), whose sum is σ = 575636544. Its totient is φ = 151132800.

The previous prime is 342102421. The next prime is 342102499. The reversal of 342102442 is 244201243.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 312448 + ... + 313540.

It is an arithmetic number, because the mean of its divisors is an integer number (17988642).

Almost surely, 2^342102442 is an apocalyptic number.

342102442 is a deficient number, since it is larger than the sum of its proper divisors (233534102).

342102442 is a wasteful number, since it uses less digits than its factorization.

342102442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1494.

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

The square root of 342102442 is about 18496.0115159999. The cubic root of 342102442 is about 699.3888829617.

Adding to 342102442 its reverse (244201243), we get a palindrome (586303685).

The spelling of 342102442 in words is "three hundred forty-two million, one hundred two thousand, four hundred forty-two".