342344440 has 16 divisors (see below), whose sum is σ = 770275080. Its totient is φ = 136937760.

The previous prime is 342344417. The next prime is 342344441. The reversal of 342344440 is 44443243.

It is a junction number, because it is equal to n+sod(n) for n = 342344399 and 342344408.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (342344441) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4279266 + ... + 4279345.

Almost surely, 2^342344440 is an apocalyptic number.

It is an amenable number.

342344440 is an abundant number, since it is smaller than the sum of its proper divisors (427930640).

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

342344440 is a wasteful number, since it uses less digits than its factorization.

342344440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8558622 (or 8558618 counting only the distinct ones).

The product of its (nonzero) digits is 18432, while the sum is 28.

The square root of 342344440 is about 18502.5522563780. The cubic root of 342344440 is about 699.5537564006.

Adding to 342344440 its reverse (44443243), we get a palindrome (386787683).

The spelling of 342344440 in words is "three hundred forty-two million, three hundred forty-four thousand, four hundred forty".