306380036 has 12 divisors (see below), whose sum is σ = 536293212. Its totient is φ = 153153408.

The previous prime is 306380027. The next prime is 306380083. The reversal of 306380036 is 630083603.

It can be written as a sum of positive squares in 2 ways, for example, as 184144900 + 122235136 = 13570^2 + 11056^2 .

It is a super-2 number, since 2×306380036² = 187737452918722592, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 306379990 and 306380008.

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, 19976 + ... + 31808.

It is an arithmetic number, because the mean of its divisors is an integer number (44691101).

Almost surely, 2^306380036 is an apocalyptic number.

It is an amenable number.

306380036 is a deficient number, since it is larger than the sum of its proper divisors (229913176).

306380036 is a wasteful number, since it uses less digits than its factorization.

306380036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18310 (or 18308 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 29.

The square root of 306380036 is about 17503.7149199820. The cubic root of 306380036 is about 674.1452636207.

The spelling of 306380036 in words is "three hundred six million, three hundred eighty thousand, thirty-six".