305395152 has 20 divisors (see below), whose sum is σ = 788937600. Its totient is φ = 101798368.

The previous prime is 305395147. The next prime is 305395163. The reversal of 305395152 is 251593503.

305395152 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent 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, 3181152 + ... + 3181247.

It is an arithmetic number, because the mean of its divisors is an integer number (39446880).

Almost surely, 2^305395152 is an apocalyptic number.

It is an amenable number.

305395152 is an abundant number, since it is smaller than the sum of its proper divisors (483542448).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

305395152 is a wasteful number, since it uses less digits than its factorization.

305395152 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6362410 (or 6362404 counting only the distinct ones).

The product of its (nonzero) digits is 20250, while the sum is 33.

The square root of 305395152 is about 17475.5587035150. The cubic root of 305395152 is about 673.4221229403.

The spelling of 305395152 in words is "three hundred five million, three hundred ninety-five thousand, one hundred fifty-two".