342720366 has 64 divisors (see below), whose sum is σ = 742452480. Its totient is φ = 105131520.

The previous prime is 342720349. The next prime is 342720373. The reversal of 342720366 is 663027243.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 791286 + ... + 791718.

It is an arithmetic number, because the mean of its divisors is an integer number (11600820).

Almost surely, 2^342720366 is an apocalyptic number.

342720366 is an abundant number, since it is smaller than the sum of its proper divisors (399732114).

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

342720366 is a wasteful number, since it uses less digits than its factorization.

342720366 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 641.

The product of its (nonzero) digits is 36288, while the sum is 33.

The square root of 342720366 is about 18512.7082297540. The cubic root of 342720366 is about 699.8097210708.

The spelling of 342720366 in words is "three hundred forty-two million, seven hundred twenty thousand, three hundred sixty-six".