30773000 has 32 divisors (see below), whose sum is σ = 72011160. Its totient is φ = 12308800.

The previous prime is 30772999. The next prime is 30773021. The reversal of 30773000 is 37703.

It can be written as a sum of positive squares in 4 ways, for example, as 3378244 + 27394756 = 1838^2 + 5234^2 .

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14387 + ... + 16386.

Almost surely, 2^30773000 is an apocalyptic number.

It is an amenable number.

30773000 is an abundant number, since it is smaller than the sum of its proper divisors (41238160).

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

30773000 is a wasteful number, since it uses less digits than its factorization.

30773000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30794 (or 30780 counting only the distinct ones).

The product of its (nonzero) digits is 441, while the sum is 20.

The square root of 30773000 is about 5547.3417057182. The cubic root of 30773000 is about 313.3694189112.

The spelling of 30773000 in words is "thirty million, seven hundred seventy-three thousand".