342629944 has 16 divisors (see below), whose sum is σ = 644501520. Its totient is φ = 170762880.

The previous prime is 342629939. The next prime is 342629957. The reversal of 342629944 is 449926243.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 342629944.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 66369 + ... + 71344.

It is an arithmetic number, because the mean of its divisors is an integer number (40281345).

Almost surely, 2^342629944 is an apocalyptic number.

It is an amenable number.

342629944 is a deficient number, since it is larger than the sum of its proper divisors (301871576).

342629944 is a wasteful number, since it uses less digits than its factorization.

342629944 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 138030 (or 138026 counting only the distinct ones).

The product of its digits is 373248, while the sum is 43.

The square root of 342629944 is about 18510.2659084088. The cubic root of 342629944 is about 699.7481706382.

The spelling of 342629944 in words is "three hundred forty-two million, six hundred twenty-nine thousand, nine hundred forty-four".