342507634 has 16 divisors (see below), whose sum is σ = 594232128. Its totient is φ = 145019952.

The previous prime is 342507617. The next prime is 342507667. The reversal of 342507634 is 436705243.

It is a super-2 number, since 2×342507634² = 234622958696555912, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 342507634.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 146217 + ... + 148540.

It is an arithmetic number, because the mean of its divisors is an integer number (37139508).

Almost surely, 2^342507634 is an apocalyptic number.

342507634 is a deficient number, since it is larger than the sum of its proper divisors (251724494).

342507634 is a wasteful number, since it uses less digits than its factorization.

342507634 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294849.

The product of its (nonzero) digits is 60480, while the sum is 34.

The square root of 342507634 is about 18506.9617711822. The cubic root of 342507634 is about 699.6648967482.

The spelling of 342507634 in words is "three hundred forty-two million, five hundred seven thousand, six hundred thirty-four".