1797022 has 16 divisors (see below), whose sum is σ = 2787120. Its totient is φ = 868608.

The previous prime is 1797017. The next prime is 1797031. The reversal of 1797022 is 2207971.

It is a happy number.

It is a congruent number.

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, 11368 + ... + 11524.

It is an arithmetic number, because the mean of its divisors is an integer number (174195).

2^1797022 is an apocalyptic number.

1797022 is a deficient number, since it is larger than the sum of its proper divisors (990098).

1797022 is a wasteful number, since it uses less digits than its factorization.

1797022 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 315.

The product of its (nonzero) digits is 1764, while the sum is 28.

The square root of 1797022 is about 1340.5304920068. The cubic root of 1797022 is about 121.5769184463.

The spelling of 1797022 in words is "one million, seven hundred ninety-seven thousand, twenty-two".