911339228 has 12 divisors (see below), whose sum is σ = 1607018952. Its totient is φ = 452190960.

The previous prime is 911339203. The next prime is 911339287. The reversal of 911339228 is 822933119.

It is a junction number, because it is equal to n+sod(n) for n = 911339191 and 911339200.

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, 869075 + ... + 870122.

It is an arithmetic number, because the mean of its divisors is an integer number (133918246).

Almost surely, 2^911339228 is an apocalyptic number.

It is an amenable number.

911339228 is a deficient number, since it is larger than the sum of its proper divisors (695679724).

911339228 is a wasteful number, since it uses less digits than its factorization.

911339228 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1739332 (or 1739330 counting only the distinct ones).

The product of its digits is 23328, while the sum is 38.

The square root of 911339228 is about 30188.3955850588. The cubic root of 911339228 is about 969.5272532509.

The spelling of 911339228 in words is "nine hundred eleven million, three hundred thirty-nine thousand, two hundred twenty-eight".