342545646 has 16 divisors (see below), whose sum is σ = 685419984. Its totient is φ = 114127104.

The previous prime is 342545639. The next prime is 342545653. The reversal of 342545646 is 646545243.

It is an interprime number because it is at equal distance from previous prime (342545639) and next prime (342545653).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1080 + ... + 26196.

It is an arithmetic number, because the mean of its divisors is an integer number (42838749).

Almost surely, 2^342545646 is an apocalyptic number.

342545646 is an abundant number, since it is smaller than the sum of its proper divisors (342874338).

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

342545646 is a wasteful number, since it uses less digits than its factorization.

342545646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27395.

The product of its digits is 345600, while the sum is 39.

The square root of 342545646 is about 18507.9887075825. The cubic root of 342545646 is about 699.6907790698.

The spelling of 342545646 in words is "three hundred forty-two million, five hundred forty-five thousand, six hundred forty-six".