21462002 has 8 divisors (see below), whose sum is σ = 32224176. Its totient is φ = 10720612.

The previous prime is 21461989. The next prime is 21462019. The reversal of 21462002 is 20026412.

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

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, 2288 + ... + 6939.

It is an arithmetic number, because the mean of its divisors is an integer number (4028022).

Almost surely, 2^21462002 is an apocalyptic number.

21462002 is a deficient number, since it is larger than the sum of its proper divisors (10762174).

21462002 is a wasteful number, since it uses less digits than its factorization.

21462002 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10392.

The product of its (nonzero) digits is 192, while the sum is 17.

The square root of 21462002 is about 4632.7100060332. The cubic root of 21462002 is about 277.9009791742.

Adding to 21462002 its reverse (20026412), we get a palindrome (41488414).

The spelling of 21462002 in words is "twenty-one million, four hundred sixty-two thousand, two".