22488422 has 8 divisors (see below), whose sum is σ = 36799272. Its totient is φ = 10222000.

The previous prime is 22488407. The next prime is 22488437.

It is a happy number.

22488422 is nontrivially palindromic in base 10.

It is an interprime number because it is at equal distance from previous prime (22488407) and next prime (22488437).

It is a sphenic number, since it is the product of 3 distinct primes.

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 in 3 ways as a sum of consecutive naturals, for example, 511079 + ... + 511122.

It is an arithmetic number, because the mean of its divisors is an integer number (4599909).

Almost surely, 2^22488422 is an apocalyptic number.

22488422 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

22488422 is a deficient number, since it is larger than the sum of its proper divisors (14310850).

22488422 is a wasteful number, since it uses less digits than its factorization.

22488422 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1022214.

The product of its digits is 16384, while the sum is 32.

The square root of 22488422 is about 4742.1959048525. The cubic root of 22488422 is about 282.2623767332.

It can be divided in two parts, 22 and 488422, that multiplied together give a square (10745284 = 3278²).

The spelling of 22488422 in words is "twenty-two million, four hundred eighty-eight thousand, four hundred twenty-two".