345546074 has 4 divisors (see below), whose sum is σ = 518319114. Its totient is φ = 172773036.

The previous prime is 345546059. The next prime is 345546083. The reversal of 345546074 is 470645543.

It is a happy number.

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., 202863049 + 142683025 = 14243^2 + 11945^2 .

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 86386517 + ... + 86386520.

Almost surely, 2^345546074 is an apocalyptic number.

345546074 is a deficient number, since it is larger than the sum of its proper divisors (172773040).

345546074 is a wasteful number, since it uses less digits than its factorization.

345546074 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 172773039.

The product of its (nonzero) digits is 201600, while the sum is 38.

The square root of 345546074 is about 18588.8696267417. The cubic root of 345546074 is about 701.7277551381.

The spelling of 345546074 in words is "three hundred forty-five million, five hundred forty-six thousand, seventy-four".