22235984 has 10 divisors (see below), whose sum is σ = 43082250. Its totient is φ = 11117984.

The previous prime is 22235977. The next prime is 22235987. The reversal of 22235984 is 48953222.

It can be written as a sum of positive squares in only one way, i.e., 13987600 + 8248384 = 3740^2 + 2872^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22235987) 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 as a sum of consecutive naturals, namely, 694859 + ... + 694890.

It is an arithmetic number, because the mean of its divisors is an integer number (4308225).

Almost surely, 2^22235984 is an apocalyptic number.

It is an amenable number.

22235984 is a deficient number, since it is larger than the sum of its proper divisors (20846266).

22235984 is a wasteful number, since it uses less digits than its factorization.

22235984 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1389757 (or 1389751 counting only the distinct ones).

The product of its digits is 34560, while the sum is 35.

The square root of 22235984 is about 4715.5046389544. The cubic root of 22235984 is about 281.2022454558.

The spelling of 22235984 in words is "twenty-two million, two hundred thirty-five thousand, nine hundred eighty-four".