345174146 has 4 divisors (see below), whose sum is σ = 517761222. Its totient is φ = 172587072.

The previous prime is 345174139. The next prime is 345174191. The reversal of 345174146 is 641471543.

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

It can be written as a sum of positive squares in only one way, i.e., 299463025 + 45711121 = 17305^2 + 6761^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86293535 + ... + 86293538.

Almost surely, 2^345174146 is an apocalyptic number.

345174146 is a deficient number, since it is larger than the sum of its proper divisors (172587076).

345174146 is a wasteful number, since it uses less digits than its factorization.

345174146 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172587075.

The product of its digits is 40320, while the sum is 35.

The square root of 345174146 is about 18578.8628823187. The cubic root of 345174146 is about 701.4758968808.

The spelling of 345174146 in words is "three hundred forty-five million, one hundred seventy-four thousand, one hundred forty-six".