307266028 has 12 divisors (see below), whose sum is σ = 546530992. Its totient is φ = 151114320.

The previous prime is 307266023. The next prime is 307266031. The reversal of 307266028 is 820662703.

307266028 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 307265984 and 307266002.

It is not an unprimeable number, because it can be changed into a prime (307266023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 629400 + ... + 629887.

Almost surely, 2^307266028 is an apocalyptic number.

It is an amenable number.

307266028 is a deficient number, since it is larger than the sum of its proper divisors (239264964).

307266028 is a wasteful number, since it uses less digits than its factorization.

307266028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1259352 (or 1259350 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 34.

The square root of 307266028 is about 17529.0053340171. The cubic root of 307266028 is about 674.7944709416.

The spelling of 307266028 in words is "three hundred seven million, two hundred sixty-six thousand, twenty-eight".