22289396 has 6 divisors (see below), whose sum is σ = 39006450. Its totient is φ = 11144696.

The previous prime is 22289381. The next prime is 22289411. The reversal of 22289396 is 69398222.

It is an interprime number because it is at equal distance from previous prime (22289381) and next prime (22289411).

It can be written as a sum of positive squares in only one way, i.e., 22221796 + 67600 = 4714^2 + 260^2 .

It is a congruent number.

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 as a sum of consecutive naturals, namely, 2786171 + ... + 2786178.

It is an arithmetic number, because the mean of its divisors is an integer number (6501075).

Almost surely, 2^22289396 is an apocalyptic number.

It is an amenable number.

22289396 is a deficient number, since it is larger than the sum of its proper divisors (16717054).

22289396 is a wasteful number, since it uses less digits than its factorization.

22289396 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5572353 (or 5572351 counting only the distinct ones).

The product of its digits is 93312, while the sum is 41.

The square root of 22289396 is about 4721.1646868119. The cubic root of 22289396 is about 281.4272196002.

The spelling of 22289396 in words is "twenty-two million, two hundred eighty-nine thousand, three hundred ninety-six".