22086078 has 32 divisors (see below), whose sum is σ = 50651136. Its totient is φ = 6289248.

The previous prime is 22086073. The next prime is 22086079. The reversal of 22086078 is 87068022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22086073) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 15400 + ... + 16772.

It is an arithmetic number, because the mean of its divisors is an integer number (1582848).

Almost surely, 2^22086078 is an apocalyptic number.

22086078 is an abundant number, since it is smaller than the sum of its proper divisors (28565058).

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

22086078 is a wasteful number, since it uses less digits than its factorization.

22086078 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1768.

The product of its (nonzero) digits is 10752, while the sum is 33.

The square root of 22086078 is about 4699.5827474362. The cubic root of 22086078 is about 280.5689028465.

The spelling of 22086078 in words is "twenty-two million, eighty-six thousand, seventy-eight".