305058028 has 12 divisors (see below), whose sum is σ = 582383592. Its totient is φ = 138662720.

The previous prime is 305057969. The next prime is 305058043. The reversal of 305058028 is 820850503.

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, 3466525 + ... + 3466612.

It is an arithmetic number, because the mean of its divisors is an integer number (48531966).

Almost surely, 2^305058028 is an apocalyptic number.

It is an amenable number.

305058028 is a deficient number, since it is larger than the sum of its proper divisors (277325564).

305058028 is a wasteful number, since it uses less digits than its factorization.

305058028 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6933152 (or 6933150 counting only the distinct ones).

The product of its (nonzero) digits is 9600, while the sum is 31.

The square root of 305058028 is about 17465.9104543680. The cubic root of 305058028 is about 673.1742360661.

The spelling of 305058028 in words is "three hundred five million, fifty-eight thousand, twenty-eight".