345307566 has 8 divisors (see below), whose sum is σ = 690615144. Its totient is φ = 115102520.

The previous prime is 345307559. The next prime is 345307583. The reversal of 345307566 is 665703543.

It is a sphenic number, since it is the product of 3 distinct primes.

345307566 is an admirable number.

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, 28775625 + ... + 28775636.

It is an arithmetic number, because the mean of its divisors is an integer number (86326893).

Almost surely, 2^345307566 is an apocalyptic number.

345307566 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

345307566 is a wasteful number, since it uses less digits than its factorization.

345307566 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57551266.

The product of its (nonzero) digits is 226800, while the sum is 39.

The square root of 345307566 is about 18582.4531749713. The cubic root of 345307566 is about 701.5662656210.

The spelling of 345307566 in words is "three hundred forty-five million, three hundred seven thousand, five hundred sixty-six".