1228592 has 20 divisors (see below), whose sum is σ = 2458176. Its totient is φ = 594240.

The previous prime is 1228589. The next prime is 1228603. The reversal of 1228592 is 2958221.

1228592 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 743 + ... + 1734.

2^1228592 is an apocalyptic number.

It is an amenable number.

1228592 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1228592 is a wasteful number, since it uses less digits than its factorization.

1228592 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2516 (or 2510 counting only the distinct ones).

The product of its digits is 2880, while the sum is 29.

The square root of 1228592 is about 1108.4186934548. The cubic root of 1228592 is about 107.1032281802.

The spelling of 1228592 in words is "one million, two hundred twenty-eight thousand, five hundred ninety-two".