345983294 has 4 divisors (see below), whose sum is σ = 518974944. Its totient is φ = 172991646.

The previous prime is 345983291. The next prime is 345983299. The reversal of 345983294 is 492389543.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (345983291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86495822 + ... + 86495825.

It is an arithmetic number, because the mean of its divisors is an integer number (129743736).

Almost surely, 2^345983294 is an apocalyptic number.

345983294 is a deficient number, since it is larger than the sum of its proper divisors (172991650).

345983294 is a wasteful number, since it uses less digits than its factorization.

345983294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172991649.

The product of its digits is 933120, while the sum is 47.

The square root of 345983294 is about 18600.6261722556. The cubic root of 345983294 is about 702.0235961474.

The spelling of 345983294 in words is "three hundred forty-five million, nine hundred eighty-three thousand, two hundred ninety-four".