1228823592 has 32 divisors (see below), whose sum is σ = 3074628480. Its totient is φ = 409265280.

The previous prime is 1228823581. The next prime is 1228823611. The reversal of 1228823592 is 2953288221.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8748 + ... + 50340.

It is an arithmetic number, because the mean of its divisors is an integer number (96082140).

Almost surely, 2^1228823592 is an apocalyptic number.

1228823592 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1228823592 is an abundant number, since it is smaller than the sum of its proper divisors (1845804888).

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

1228823592 is a wasteful number, since it uses less digits than its factorization.

1228823592 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 42833 (or 42829 counting only the distinct ones).

The product of its digits is 138240, while the sum is 42.

The square root of 1228823592 is about 35054.5801857617. The cubic root of 1228823592 is about 1071.0995748021.

The spelling of 1228823592 in words is "one billion, two hundred twenty-eight million, eight hundred twenty-three thousand, five hundred ninety-two".