342345432 has 128 divisors (see below), whose sum is σ = 1049448960. Its totient is φ = 91576320.

The previous prime is 342345397. The next prime is 342345461. The reversal of 342345432 is 234543243.

It is a super-2 number, since 2×342345432² = 234400789622533248, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 342345432.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 76768 + ... + 81104.

It is an arithmetic number, because the mean of its divisors is an integer number (8198820).

Almost surely, 2^342345432 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 342345432, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (524724480).

342345432 is an abundant number, since it is smaller than the sum of its proper divisors (707103528).

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

342345432 is a wasteful number, since it uses less digits than its factorization.

342345432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4393 (or 4389 counting only the distinct ones).

The product of its digits is 34560, while the sum is 30.

The square root of 342345432 is about 18502.5790634711. The cubic root of 342345432 is about 699.5544320911.

Adding to 342345432 its reverse (234543243), we get a palindrome (576888675).

The spelling of 342345432 in words is "three hundred forty-two million, three hundred forty-five thousand, four hundred thirty-two".