305064146 has 8 divisors (see below), whose sum is σ = 457886844. Its totient is φ = 152435200.

The previous prime is 305064139. The next prime is 305064181. The reversal of 305064146 is 641460503.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 191407225 + 113656921 = 13835^2 + 10661^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 44435 + ... + 50838.

Almost surely, 2^305064146 is an apocalyptic number.

305064146 is a deficient number, since it is larger than the sum of its proper divisors (152822698).

305064146 is a wasteful number, since it uses less digits than its factorization.

305064146 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96876.

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 305064146 is about 17466.0855946603. The cubic root of 305064146 is about 673.1787362508.

The spelling of 305064146 in words is "three hundred five million, sixty-four thousand, one hundred forty-six".