21483222 has 32 divisors (see below), whose sum is σ = 43908480. Its totient is φ = 7006080.

The previous prime is 21483211. The next prime is 21483233. The reversal of 21483222 is 22238412.

It is an interprime number because it is at equal distance from previous prime (21483211) and next prime (21483233).

21483222 is a modest number, since divided by 3222 gives 2148 as remainder.

It is a junction number, because it is equal to n+sod(n) for n = 21483192 and 21483201.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 89022 + ... + 89262.

It is an arithmetic number, because the mean of its divisors is an integer number (1372140).

Almost surely, 2^21483222 is an apocalyptic number.

21483222 is an abundant number, since it is smaller than the sum of its proper divisors (22425258).

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

21483222 is a wasteful number, since it uses less digits than its factorization.

21483222 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 508.

The product of its digits is 1536, while the sum is 24.

The square root of 21483222 is about 4634.9996763754. Note that the first 3 decimals coincide. The cubic root of 21483222 is about 277.9925381431.

It can be divided in two parts, 214 and 83222, that added together give a triangular number (83436 = T₄₀₈).

The spelling of 21483222 in words is "twenty-one million, four hundred eighty-three thousand, two hundred twenty-two".