342458856 has 24 divisors (see below), whose sum is σ = 927492930. Its totient is φ = 114152928.

The previous prime is 342458843. The next prime is 342458861. The reversal of 342458856 is 658854243.

342458856 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 340402500 + 2056356 = 18450^2 + 1434^2 .

It is a tau number, because it is divible by the number of its divisors (24).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2378115 + ... + 2378258.

Almost surely, 2^342458856 is an apocalyptic number.

342458856 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

342458856 is an abundant number, since it is smaller than the sum of its proper divisors (585034074).

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

342458856 is a wasteful number, since it uses less digits than its factorization.

342458856 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4756385 (or 4756378 counting only the distinct ones).

The product of its digits is 921600, while the sum is 45.

The square root of 342458856 is about 18505.6438958497. The cubic root of 342458856 is about 699.6316810656.

The spelling of 342458856 in words is "three hundred forty-two million, four hundred fifty-eight thousand, eight hundred fifty-six".