345442512 has 40 divisors (see below), whose sum is σ = 907030240. Its totient is φ = 113258880.

The previous prime is 345442483. The next prime is 345442529. The reversal of 345442512 is 215244543.

It is a self number, because there is not a number n which added to its sum of digits gives 345442512.

It is a congruent number.

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, 56062 + ... + 61917.

It is an arithmetic number, because the mean of its divisors is an integer number (22675756).

Almost surely, 2^345442512 is an apocalyptic number.

It is an amenable number.

345442512 is an abundant number, since it is smaller than the sum of its proper divisors (561587728).

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

345442512 is a wasteful number, since it uses less digits than its factorization.

345442512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118051 (or 118045 counting only the distinct ones).

The product of its digits is 19200, while the sum is 30.

The square root of 345442512 is about 18586.0838263471. The cubic root of 345442512 is about 701.6576442840.

The spelling of 345442512 in words is "three hundred forty-five million, four hundred forty-two thousand, five hundred twelve".