342405950 has 24 divisors (see below), whose sum is σ = 640797528. Its totient is φ = 136118880.

The previous prime is 342405941. The next prime is 342405961. The reversal of 342405950 is 59504243.

It is a happy number.

It is a Smith number, since the sum of its digits (32) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12857 + ... + 29156.

It is an arithmetic number, because the mean of its divisors is an integer number (26699897).

Almost surely, 2^342405950 is an apocalyptic number.

342405950 is a deficient number, since it is larger than the sum of its proper divisors (298391578).

342405950 is a wasteful number, since it uses less digits than its factorization.

342405950 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42188 (or 42183 counting only the distinct ones).

The product of its (nonzero) digits is 21600, while the sum is 32.

The square root of 342405950 is about 18504.2143848368. The cubic root of 342405950 is about 699.5956508298.

The spelling of 342405950 in words is "three hundred forty-two million, four hundred five thousand, nine hundred fifty".