21341482 has 8 divisors (see below), whose sum is σ = 32048676. Its totient is φ = 10658592.

The previous prime is 21341479. The next prime is 21341491. The reversal of 21341482 is 28414312.

It can be written as a sum of positive squares in 2 ways, for example, as 20620681 + 720801 = 4541^2 + 849^2 .

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3693 + ... + 7504.

Almost surely, 2^21341482 is an apocalyptic number.

21341482 is a deficient number, since it is larger than the sum of its proper divisors (10707194).

21341482 is a wasteful number, since it uses less digits than its factorization.

21341482 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12152.

The product of its digits is 1536, while the sum is 25.

The square root of 21341482 is about 4619.6841883402. The cubic root of 21341482 is about 277.3798175570.

Adding to 21341482 its reverse (28414312), we get a palindrome (49755794).

The spelling of 21341482 in words is "twenty-one million, three hundred forty-one thousand, four hundred eighty-two".