21114294 has 8 divisors (see below), whose sum is σ = 42228600. Its totient is φ = 7038096.

The previous prime is 21114293. The next prime is 21114307. The reversal of 21114294 is 49241112.

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

21114294 is an admirable number.

It is a super-2 number, since 2×21114294² = 891626822236872, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (21114293) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1759519 + ... + 1759530.

It is an arithmetic number, because the mean of its divisors is an integer number (5278575).

Almost surely, 2^21114294 is an apocalyptic number.

21114294 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

21114294 is a wasteful number, since it uses less digits than its factorization.

21114294 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3519054.

The product of its digits is 576, while the sum is 24.

The square root of 21114294 is about 4595.0292708535. The cubic root of 21114294 is about 276.3920337292.

The spelling of 21114294 in words is "twenty-one million, one hundred fourteen thousand, two hundred ninety-four".