30776136 has 32 divisors (see below), whose sum is σ = 77209440. Its totient is φ = 10222848.

The previous prime is 30776113. The next prime is 30776153. The reversal of 30776136 is 63167703.

It is a junction number, because it is equal to n+sod(n) for n = 30776097 and 30776106.

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 7 ways as a sum of consecutive naturals, for example, 5280 + ... + 9456.

It is an arithmetic number, because the mean of its divisors is an integer number (2412795).

Almost surely, 2^30776136 is an apocalyptic number.

It is an amenable number.

30776136 is an abundant number, since it is smaller than the sum of its proper divisors (46433304).

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

30776136 is a wasteful number, since it uses less digits than its factorization.

30776136 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4493 (or 4489 counting only the distinct ones).

The product of its (nonzero) digits is 15876, while the sum is 33.

The square root of 30776136 is about 5547.6243564250. The cubic root of 30776136 is about 313.3800634494.

The spelling of 30776136 in words is "thirty million, seven hundred seventy-six thousand, one hundred thirty-six".