1322988 has 24 divisors (see below), whose sum is σ = 3163440. Its totient is φ = 430080.

The previous prime is 1322977. The next prime is 1323001. The reversal of 1322988 is 8892231.

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, 853 + ... + 1836.

It is an arithmetic number, because the mean of its divisors is an integer number (131810).

2^1322988 is an apocalyptic number.

It is an amenable number.

1322988 is an abundant number, since it is smaller than the sum of its proper divisors (1840452).

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

1322988 is a wasteful number, since it uses less digits than its factorization.

1322988 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2737 (or 2735 counting only the distinct ones).

The product of its digits is 6912, while the sum is 33.

The square root of 1322988 is about 1150.2121543437. The cubic root of 1322988 is about 109.7788393899.

The spelling of 1322988 in words is "one million, three hundred twenty-two thousand, nine hundred eighty-eight".