342219638 has 16 divisors (see below), whose sum is σ = 523158480. Its totient is φ = 167848800.

The previous prime is 342219637. The next prime is 342219653. The reversal of 342219638 is 836912243.

It is a super-2 number, since 2×342219638² = 234228561265702088, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342219637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 43853 + ... + 51063.

It is an arithmetic number, because the mean of its divisors is an integer number (32697405).

Almost surely, 2^342219638 is an apocalyptic number.

342219638 is a deficient number, since it is larger than the sum of its proper divisors (180938842).

342219638 is a wasteful number, since it uses less digits than its factorization.

342219638 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7663.

The product of its digits is 62208, while the sum is 38.

The square root of 342219638 is about 18499.1793872053. The cubic root of 342219638 is about 699.4687384002.

The spelling of 342219638 in words is "three hundred forty-two million, two hundred nineteen thousand, six hundred thirty-eight".