14215426 has 8 divisors (see below), whose sum is σ = 22250304. Its totient is φ = 6798660.

The previous prime is 14215387. The next prime is 14215459. The reversal of 14215426 is 62451241.

It is a happy number.

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

It is a super-2 number, since 2×14215426² = 404156672722952, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 14215426.

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, 154470 + ... + 154561.

It is an arithmetic number, because the mean of its divisors is an integer number (2781288).

Almost surely, 2^14215426 is an apocalyptic number.

14215426 is a deficient number, since it is larger than the sum of its proper divisors (8034878).

14215426 is a wasteful number, since it uses less digits than its factorization.

14215426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 309056.

The product of its digits is 1920, while the sum is 25.

The square root of 14215426 is about 3770.3349983788. The cubic root of 14215426 is about 242.2441472016.

Adding to 14215426 its reverse (62451241), we get a palindrome (76666667).

It can be divided in two parts, 14215 and 426, that added together give a palindrome (14641).

The spelling of 14215426 in words is "fourteen million, two hundred fifteen thousand, four hundred twenty-six".