345739776 has 160 divisors (see below), whose sum is σ = 975794688. Its totient is φ = 108625920.

The previous prime is 345739759. The next prime is 345739781. The reversal of 345739776 is 677937543.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2523580 + ... + 2523716.

Almost surely, 2^345739776 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 345739776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (487897344).

345739776 is an abundant number, since it is smaller than the sum of its proper divisors (630054912).

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

345739776 is a wasteful number, since it uses less digits than its factorization.

345739776 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 242 (or 226 counting only the distinct ones).

The product of its digits is 3333960, while the sum is 51.

The square root of 345739776 is about 18594.0790575925. The cubic root of 345739776 is about 701.8588526377.

The spelling of 345739776 in words is "three hundred forty-five million, seven hundred thirty-nine thousand, seven hundred seventy-six".