342253890 has 64 divisors (see below), whose sum is σ = 995656320. Its totient is φ = 82969920.

The previous prime is 342253883. The next prime is 342253943. The reversal of 342253890 is 98352243.

342253890 is a `hidden beast` number, since 34 + 2 + 2 + 538 + 90 = 666.

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 31 ways as a sum of consecutive naturals, for example, 54649 + ... + 60588.

It is an arithmetic number, because the mean of its divisors is an integer number (15557130).

Almost surely, 2^342253890 is an apocalyptic number.

342253890 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

342253890 is an abundant number, since it is smaller than the sum of its proper divisors (653402430).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

342253890 is a wasteful number, since it uses less digits than its factorization.

342253890 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 115264 (or 115258 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 36.

The square root of 342253890 is about 18500.1051348364. The cubic root of 342253890 is about 699.4920737101.

The spelling of 342253890 in words is "three hundred forty-two million, two hundred fifty-three thousand, eight hundred ninety".