14434721 has 16 divisors (see below), whose sum is σ = 17197440. Its totient is φ = 11854080.

The previous prime is 14434711. The next prime is 14434723. The reversal of 14434721 is 12743441.

It is not a de Polignac number, because 14434721 - 2¹⁴ = 14418337 is a prime.

It is a super-2 number, since 2×14434721² = 416722340695682, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14434723) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 42665 + ... + 43001.

It is an arithmetic number, because the mean of its divisors is an integer number (1074840).

Almost surely, 2^14434721 is an apocalyptic number.

It is an amenable number.

14434721 is a deficient number, since it is larger than the sum of its proper divisors (2762719).

14434721 is a wasteful number, since it uses less digits than its factorization.

14434721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 584.

The product of its digits is 2688, while the sum is 26.

The square root of 14434721 is about 3799.3053312415. The cubic root of 14434721 is about 243.4834600371.

The spelling of 14434721 in words is "fourteen million, four hundred thirty-four thousand, seven hundred twenty-one".