342152440 has 96 divisors (see below), whose sum is σ = 911832480. Its totient is φ = 113186304.

The previous prime is 342152413. The next prime is 342152501. The reversal of 342152440 is 44251243.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 234754 + ... + 236206.

It is an arithmetic number, because the mean of its divisors is an integer number (9498255).

Almost surely, 2^342152440 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342152440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (455916240).

342152440 is an abundant number, since it is smaller than the sum of its proper divisors (569680040).

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

342152440 is a wasteful number, since it uses less digits than its factorization.

342152440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1529 (or 1496 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 25.

The square root of 342152440 is about 18497.3630553114. The cubic root of 342152440 is about 699.4229530118.

The spelling of 342152440 in words is "three hundred forty-two million, one hundred fifty-two thousand, four hundred forty".