21460954 has 8 divisors (see below), whose sum is σ = 32266080. Its totient is φ = 10705596.

The previous prime is 21460949. The next prime is 21460963. The reversal of 21460954 is 45906412.

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, 11344 + ... + 13099.

It is an arithmetic number, because the mean of its divisors is an integer number (4033260).

Almost surely, 2^21460954 is an apocalyptic number.

21460954 is a deficient number, since it is larger than the sum of its proper divisors (10805126).

21460954 is a wasteful number, since it uses less digits than its factorization.

21460954 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 24884.

The product of its (nonzero) digits is 8640, while the sum is 31.

The square root of 21460954 is about 4632.5968959105. The cubic root of 21460954 is about 277.8964557539.

The spelling of 21460954 in words is "twenty-one million, four hundred sixty thousand, nine hundred fifty-four".