14649621 has 8 divisors (see below), whose sum is σ = 22323264. Its totient is φ = 8371200.

The previous prime is 14649601. The next prime is 14649623. The reversal of 14649621 is 12694641.

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

It is not a de Polignac number, because 14649621 - 2⁷ = 14649493 is a prime.

It is a super-2 number, since 2×14649621² = 429222790887282, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14649623) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 348780 + ... + 348821.

It is an arithmetic number, because the mean of its divisors is an integer number (2790408).

Almost surely, 2^14649621 is an apocalyptic number.

It is an amenable number.

14649621 is a deficient number, since it is larger than the sum of its proper divisors (7673643).

14649621 is an equidigital number, since it uses as much as digits as its factorization.

14649621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 697611.

The product of its digits is 10368, while the sum is 33.

The square root of 14649621 is about 3827.4823317685. The cubic root of 14649621 is about 244.6858169008.

The spelling of 14649621 in words is "fourteen million, six hundred forty-nine thousand, six hundred twenty-one".