747911228 has 6 divisors (see below), whose sum is σ = 1308844656. Its totient is φ = 373955612.

The previous prime is 747911221. The next prime is 747911261. The reversal of 747911228 is 822119747.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (747911221) by changing a digit.

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, 93488900 + ... + 93488907.

It is an arithmetic number, because the mean of its divisors is an integer number (218140776).

Almost surely, 2^747911228 is an apocalyptic number.

It is an amenable number.

747911228 is a deficient number, since it is larger than the sum of its proper divisors (560933428).

747911228 is a wasteful number, since it uses less digits than its factorization.

747911228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 186977811 (or 186977809 counting only the distinct ones).

The product of its digits is 56448, while the sum is 41.

The square root of 747911228 is about 27347.9657013095. The cubic root of 747911228 is about 907.7160564938.

The spelling of 747911228 in words is "seven hundred forty-seven million, nine hundred eleven thousand, two hundred twenty-eight".