345857144 has 16 divisors (see below), whose sum is σ = 650532600. Its totient is φ = 172381792.

The previous prime is 345857131. The next prime is 345857201. The reversal of 345857144 is 441758543.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65654 + ... + 70725.

Almost surely, 2^345857144 is an apocalyptic number.

It is an amenable number.

345857144 is a deficient number, since it is larger than the sum of its proper divisors (304675456).

345857144 is a wasteful number, since it uses less digits than its factorization.

345857144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136702 (or 136698 counting only the distinct ones).

The product of its digits is 268800, while the sum is 41.

The square root of 345857144 is about 18597.2348482241. The cubic root of 345857144 is about 701.9382634701.

The spelling of 345857144 in words is "three hundred forty-five million, eight hundred fifty-seven thousand, one hundred forty-four".