22097682 has 12 divisors (see below), whose sum is σ = 47878350. Its totient is φ = 7365888.

The previous prime is 22097659. The next prime is 22097693. The reversal of 22097682 is 28679022.

It can be written as a sum of positive squares in only one way, i.e., 16719921 + 5377761 = 4089^2 + 2319^2 .

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

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 5 ways as a sum of consecutive naturals, for example, 613807 + ... + 613842.

Almost surely, 2^22097682 is an apocalyptic number.

22097682 is an abundant number, since it is smaller than the sum of its proper divisors (25780668).

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

22097682 is a wasteful number, since it uses less digits than its factorization.

22097682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1227657 (or 1227654 counting only the distinct ones).

The product of its (nonzero) digits is 24192, while the sum is 36.

The square root of 22097682 is about 4700.8171630047. The cubic root of 22097682 is about 280.6180311032.

The spelling of 22097682 in words is "twenty-two million, ninety-seven thousand, six hundred eighty-two".