30773032 has 8 divisors (see below), whose sum is σ = 57699450. Its totient is φ = 15386512.

The previous prime is 30773023. The next prime is 30773047. The reversal of 30773032 is 23037703.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 27185796 + 3587236 = 5214^2 + 1894^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is a junction number, because it is equal to n+sod(n) for n = 30772988 and 30773006.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1923307 + ... + 1923322.

Almost surely, 2^30773032 is an apocalyptic number.

It is an amenable number.

30773032 is a deficient number, since it is larger than the sum of its proper divisors (26926418).

30773032 is a wasteful number, since it uses less digits than its factorization.

30773032 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3846635 (or 3846631 counting only the distinct ones).

The product of its (nonzero) digits is 2646, while the sum is 25.

The square root of 30773032 is about 5547.3445899818. The cubic root of 30773032 is about 313.3695275326.

The spelling of 30773032 in words is "thirty million, seven hundred seventy-three thousand, thirty-two".