342630040 has 32 divisors (see below), whose sum is σ = 811494000. Its totient is φ = 129838464.

The previous prime is 342630037. The next prime is 342630061. The reversal of 342630040 is 40036243.

It is a junction number, because it is equal to n+sod(n) for n = 342629993 and 342630020.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 224655 + ... + 226174.

Almost surely, 2^342630040 is an apocalyptic number.

It is an amenable number.

342630040 is an abundant number, since it is smaller than the sum of its proper divisors (468863960).

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

342630040 is a wasteful number, since it uses less digits than its factorization.

342630040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 450859 (or 450855 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 22.

The square root of 342630040 is about 18510.2685015642. The cubic root of 342630040 is about 699.7482359913.

Adding to 342630040 its reverse (40036243), we get a palindrome (382666283).

The spelling of 342630040 in words is "three hundred forty-two million, six hundred thirty thousand, forty".