22378082 has 16 divisors (see below), whose sum is σ = 34854840. Its totient is φ = 10762752.

The previous prime is 22378079. The next prime is 22378091. The reversal of 22378082 is 28087322.

It can be written as a sum of positive squares in 4 ways, for example, as 22174681 + 203401 = 4709^2 + 451^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19928 + ... + 21020.

Almost surely, 2^22378082 is an apocalyptic number.

22378082 is a deficient number, since it is larger than the sum of its proper divisors (12476758).

22378082 is a wasteful number, since it uses less digits than its factorization.

22378082 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1477.

The product of its (nonzero) digits is 10752, while the sum is 32.

The square root of 22378082 is about 4730.5477484114. The cubic root of 22378082 is about 281.7999771989.

The spelling of 22378082 in words is "twenty-two million, three hundred seventy-eight thousand, eighty-two".