342408885 has 64 divisors (see below), whose sum is σ = 687149568. Its totient is φ = 141732864.

The previous prime is 342408877. The next prime is 342408923. The reversal of 342408885 is 588804243.

342408885 = 1558² + 1559² + ... + 1687².

It is a happy number.

It is not a de Polignac number, because 342408885 - 2³ = 342408877 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 69979 + ... + 74711.

It is an arithmetic number, because the mean of its divisors is an integer number (10736712).

Almost surely, 2^342408885 is an apocalyptic number.

342408885 is a gapful number since it is divisible by the number (35) formed by its first and last digit.

It is an amenable number.

342408885 is an abundant number, since it is smaller than the sum of its proper divisors (344740683).

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

342408885 is a wasteful number, since it uses less digits than its factorization.

342408885 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4814.

The product of its (nonzero) digits is 245760, while the sum is 42.

The square root of 342408885 is about 18504.2936909248. The cubic root of 342408885 is about 699.5976497313.

The spelling of 342408885 in words is "three hundred forty-two million, four hundred eight thousand, eight hundred eighty-five".