14493649 has 4 divisors (see below), whose sum is σ = 14993460. Its totient is φ = 13993840.

The previous prime is 14493613. The next prime is 14493659. The reversal of 14493649 is 94639441.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 7524049 + 6969600 = 2743^2 + 2640^2 .

It is a cyclic number.

It is not a de Polignac number, because 14493649 - 2¹⁷ = 14362577 is a prime.

It is a super-2 number, since 2×14493649² = 420131722670402, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (14493659) 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, 249862 + ... + 249919.

It is an arithmetic number, because the mean of its divisors is an integer number (3748365).

Almost surely, 2^14493649 is an apocalyptic number.

It is an amenable number.

14493649 is a deficient number, since it is larger than the sum of its proper divisors (499811).

14493649 is an equidigital number, since it uses as much as digits as its factorization.

14493649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 499810.

The product of its digits is 93312, while the sum is 40.

The square root of 14493649 is about 3807.0525344418. The cubic root of 14493649 is about 243.8143407621.

The spelling of 14493649 in words is "fourteen million, four hundred ninety-three thousand, six hundred forty-nine".