21483342 has 24 divisors (see below), whose sum is σ = 49286016. Its totient is φ = 6739776.

The previous prime is 21483337. The next prime is 21483361. The reversal of 21483342 is 24338412.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 34798 + ... + 35409.

It is an arithmetic number, because the mean of its divisors is an integer number (2053584).

Almost surely, 2^21483342 is an apocalyptic number.

21483342 is an abundant number, since it is smaller than the sum of its proper divisors (27802674).

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

21483342 is a wasteful number, since it uses less digits than its factorization.

21483342 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70232 (or 70229 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 21483342 is about 4635.0126213420. The cubic root of 21483342 is about 277.9930557415.

The spelling of 21483342 in words is "twenty-one million, four hundred eighty-three thousand, three hundred forty-two".