342609372 has 144 divisors (see below), whose sum is σ = 1045124640. Its totient is φ = 96768000.

The previous prime is 342609359. The next prime is 342609433. The reversal of 342609372 is 273906243.

It is a happy number.

342609372 is a `hidden beast` number, since 3 + 42 + 609 + 3 + 7 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 534172 + ... + 534812.

It is an arithmetic number, because the mean of its divisors is an integer number (7257810).

Almost surely, 2^342609372 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 342609372, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (522562320).

342609372 is an abundant number, since it is smaller than the sum of its proper divisors (702515268).

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

342609372 is a wasteful number, since it uses less digits than its factorization.

342609372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 769 (or 754 counting only the distinct ones).

The product of its (nonzero) digits is 54432, while the sum is 36.

The square root of 342609372 is about 18509.7102084284. The cubic root of 342609372 is about 699.7341657254.

The spelling of 342609372 in words is "three hundred forty-two million, six hundred nine thousand, three hundred seventy-two".