30077732 has 12 divisors (see below), whose sum is σ = 52838016. Its totient is φ = 14981160.

The previous prime is 30077717. The next prime is 30077753. The reversal of 30077732 is 23777003.

It is a junction number, because it is equal to n+sod(n) for n = 30077695 and 30077704.

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 in 3 ways as a sum of consecutive naturals, for example, 13244 + ... + 15347.

It is an arithmetic number, because the mean of its divisors is an integer number (4403168).

Almost surely, 2^30077732 is an apocalyptic number.

It is an amenable number.

30077732 is a deficient number, since it is larger than the sum of its proper divisors (22760284).

30077732 is a wasteful number, since it uses less digits than its factorization.

30077732 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28858 (or 28856 counting only the distinct ones).

The product of its (nonzero) digits is 6174, while the sum is 29.

The square root of 30077732 is about 5484.3169127978. The cubic root of 30077732 is about 310.9913873609.

The spelling of 30077732 in words is "thirty million, seventy-seven thousand, seven hundred thirty-two".