342208440 has 192 divisors, whose sum is σ = 1278763200. Its totient is φ = 77746176.

The previous prime is 342208429. The next prime is 342208459. The reversal of 342208440 is 44802243.

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 47 ways as a sum of consecutive naturals, for example, 576784 + ... + 577376.

It is an arithmetic number, because the mean of its divisors is an integer number (6660225).

Almost surely, 2^342208440 is an apocalyptic number.

342208440 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 342208440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (639381600).

342208440 is an abundant number, since it is smaller than the sum of its proper divisors (936554760).

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

342208440 is a wasteful number, since it uses less digits than its factorization.

342208440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 846 (or 839 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 342208440 is about 18498.8767226554. The cubic root of 342208440 is about 699.4611090539.

The spelling of 342208440 in words is "three hundred forty-two million, two hundred eight thousand, four hundred forty".