345340546 has 4 divisors (see below), whose sum is σ = 518010822. Its totient is φ = 172670272.

The previous prime is 345340529. The next prime is 345340553. The reversal of 345340546 is 645043543.

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., 338964921 + 6375625 = 18411^2 + 2525^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86335135 + ... + 86335138.

Almost surely, 2^345340546 is an apocalyptic number.

345340546 is a deficient number, since it is larger than the sum of its proper divisors (172670276).

345340546 is a wasteful number, since it uses less digits than its factorization.

345340546 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 172670275.

The product of its (nonzero) digits is 86400, while the sum is 34.

The square root of 345340546 is about 18583.3405500733. The cubic root of 345340546 is about 701.5886002208.

The spelling of 345340546 in words is "three hundred forty-five million, three hundred forty thousand, five hundred forty-six".