30273136 has 20 divisors (see below), whose sum is σ = 59650200. Its totient is φ = 14879552.

The previous prime is 30273127. The next prime is 30273149. The reversal of 30273136 is 63137203.

It is a self number, because there is not a number n which added to its sum of digits gives 30273136.

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, 15091 + ... + 16978.

It is an arithmetic number, because the mean of its divisors is an integer number (2982510).

Almost surely, 2^30273136 is an apocalyptic number.

It is an amenable number.

30273136 is a deficient number, since it is larger than the sum of its proper divisors (29377064).

30273136 is a wasteful number, since it uses less digits than its factorization.

30273136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 32136 (or 32130 counting only the distinct ones).

The product of its (nonzero) digits is 2268, while the sum is 25.

The square root of 30273136 is about 5502.1028707213. The cubic root of 30273136 is about 311.6633998660.

The spelling of 30273136 in words is "thirty million, two hundred seventy-three thousand, one hundred thirty-six".