21334054 has 8 divisors (see below), whose sum is σ = 36572688. Its totient is φ = 9143160.

The previous prime is 21334039. The next prime is 21334067. The reversal of 21334054 is 45043312.

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 polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 761917 + ... + 761944.

It is an arithmetic number, because the mean of its divisors is an integer number (4571586).

Almost surely, 2^21334054 is an apocalyptic number.

21334054 is a deficient number, since it is larger than the sum of its proper divisors (15238634).

21334054 is a wasteful number, since it uses less digits than its factorization.

21334054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1523870.

The product of its (nonzero) digits is 1440, while the sum is 22.

The square root of 21334054 is about 4618.8801673133. The cubic root of 21334054 is about 277.3476327198.

Adding to 21334054 its reverse (45043312), we get a palindrome (66377366).

The spelling of 21334054 in words is "twenty-one million, three hundred thirty-four thousand, fifty-four".