345289996 has 6 divisors (see below), whose sum is σ = 604257500. Its totient is φ = 172644996.

The previous prime is 345289949. The next prime is 345289999. The reversal of 345289996 is 699982543.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (345289999) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 43161246 + ... + 43161253.

Almost surely, 2^345289996 is an apocalyptic number.

It is an amenable number.

345289996 is a deficient number, since it is larger than the sum of its proper divisors (258967504).

345289996 is a wasteful number, since it uses less digits than its factorization.

345289996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 86322503 (or 86322501 counting only the distinct ones).

The product of its digits is 4199040, while the sum is 55.

The square root of 345289996 is about 18581.9804111403. The cubic root of 345289996 is about 701.5543663467.

The spelling of 345289996 in words is "three hundred forty-five million, two hundred eighty-nine thousand, nine hundred ninety-six".