345867056 has 20 divisors (see below), whose sum is σ = 678602400. Its totient is φ = 170743872.

The previous prime is 345867047. The next prime is 345867061. The reversal of 345867056 is 650768543.

It is a super-2 number, since 2×345867056² = 239248040852214272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 345866998 and 345867016.

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, 135551 + ... + 138078.

It is an arithmetic number, because the mean of its divisors is an integer number (33930120).

Almost surely, 2^345867056 is an apocalyptic number.

It is an amenable number.

345867056 is a deficient number, since it is larger than the sum of its proper divisors (332735344).

345867056 is a wasteful number, since it uses less digits than its factorization.

345867056 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 273716 (or 273710 counting only the distinct ones).

The product of its (nonzero) digits is 604800, while the sum is 44.

The square root of 345867056 is about 18597.5013375453. The cubic root of 345867056 is about 701.9449690765.

The spelling of 345867056 in words is "three hundred forty-five million, eight hundred sixty-seven thousand, fifty-six".