126228392 has 32 divisors (see below), whose sum is σ = 245155680. Its totient is φ = 60889920.

The previous prime is 126228391. The next prime is 126228407. The reversal of 126228392 is 293822621.

It is a Smith number, since the sum of its digits (35) coincides with the sum of the digits of its prime factors.

It is not an unprimeable number, because it can be changed into a prime (126228391) 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 in 7 ways as a sum of consecutive naturals, for example, 26342 + ... + 30762.

It is an arithmetic number, because the mean of its divisors is an integer number (7661115).

Almost surely, 2^126228392 is an apocalyptic number.

It is an amenable number.

126228392 is a deficient number, since it is larger than the sum of its proper divisors (118927288).

126228392 is a wasteful number, since it uses less digits than its factorization.

126228392 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4553 (or 4549 counting only the distinct ones).

The product of its digits is 20736, while the sum is 35.

The square root of 126228392 is about 11235.1409425961. The cubic root of 126228392 is about 501.6325199560.

The spelling of 126228392 in words is "one hundred twenty-six million, two hundred twenty-eight thousand, three hundred ninety-two".