2197442 has 16 divisors (see below), whose sum is σ = 3575040. Its totient is φ = 1006992.

The previous prime is 2197427. The next prime is 2197453. The reversal of 2197442 is 2447912.

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, 5609 + ... + 5987.

It is an arithmetic number, because the mean of its divisors is an integer number (223440).

2^2197442 is an apocalyptic number.

2197442 is a deficient number, since it is larger than the sum of its proper divisors (1377598).

2197442 is a wasteful number, since it uses less digits than its factorization.

2197442 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 617.

The product of its digits is 4032, while the sum is 29.

The square root of 2197442 is about 1482.3771449938. The cubic root of 2197442 is about 130.0087173641.

The spelling of 2197442 in words is "two million, one hundred ninety-seven thousand, four hundred forty-two".