345137874 has 32 divisors (see below), whose sum is σ = 715720320. Its totient is φ = 110823552.

The previous prime is 345137857. The next prime is 345137879. The reversal of 345137874 is 478731543.

It is a super-3 number, since 3×345137874³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (345137879) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 82702 + ... + 86774.

It is an arithmetic number, because the mean of its divisors is an integer number (22366260).

Almost surely, 2^345137874 is an apocalyptic number.

345137874 is an abundant number, since it is smaller than the sum of its proper divisors (370582446).

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

345137874 is a wasteful number, since it uses less digits than its factorization.

345137874 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4594.

The product of its digits is 282240, while the sum is 42.

The square root of 345137874 is about 18577.8866935935. The cubic root of 345137874 is about 701.4513249120.

The spelling of 345137874 in words is "three hundred forty-five million, one hundred thirty-seven thousand, eight hundred seventy-four".