345645676 has 6 divisors (see below), whose sum is σ = 604879940. Its totient is φ = 172822836.

The previous prime is 345645673. The next prime is 345645689. The reversal of 345645676 is 676546543.

345645676 is digitally balanced in base 3 and base 9, because in such bases it contains all the possibile digits an equal number of times.

345645676 is strictly pandigital in base 9.

It is not an unprimeable number, because it can be changed into a prime (345645673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43205706 + ... + 43205713.

Almost surely, 2^345645676 is an apocalyptic number.

It is an amenable number.

345645676 is a deficient number, since it is larger than the sum of its proper divisors (259234264).

345645676 is a wasteful number, since it uses less digits than its factorization.

345645676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86411423 (or 86411421 counting only the distinct ones).

The product of its digits is 1814400, while the sum is 46.

The square root of 345645676 is about 18591.5485100085. The cubic root of 345645676 is about 701.7951718819.

The spelling of 345645676 in words is "three hundred forty-five million, six hundred forty-five thousand, six hundred seventy-six".