21849096 has 32 divisors (see below), whose sum is σ = 54993600. Its totient is φ = 7233600.

The previous prime is 21849089. The next prime is 21849101. The reversal of 21849096 is 69094812.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 610 + ... + 6638.

It is an arithmetic number, because the mean of its divisors is an integer number (1718550).

Almost surely, 2^21849096 is an apocalyptic number.

It is an amenable number.

21849096 is an abundant number, since it is smaller than the sum of its proper divisors (33144504).

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

21849096 is a wasteful number, since it uses less digits than its factorization.

21849096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6189 (or 6185 counting only the distinct ones).

The product of its (nonzero) digits is 31104, while the sum is 39.

The square root of 21849096 is about 4674.3016590717. The cubic root of 21849096 is about 279.5617975603.

The spelling of 21849096 in words is "twenty-one million, eight hundred forty-nine thousand, ninety-six".