10013649 has 4 divisors (see below), whose sum is σ = 13351536. Its totient is φ = 6675764.

The previous prime is 10013639. The next prime is 10013659. The reversal of 10013649 is 94631001.

10013649 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (10013639) and next prime (10013659).

It is a cyclic number.

It is not a de Polignac number, because 10013649 - 2⁹ = 10013137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (10013609) 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, 1668939 + ... + 1668944.

It is an arithmetic number, because the mean of its divisors is an integer number (3337884).

Almost surely, 2^10013649 is an apocalyptic number.

It is an amenable number.

10013649 is a deficient number, since it is larger than the sum of its proper divisors (3337887).

10013649 is an equidigital number, since it uses as much as digits as its factorization.

10013649 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3337886.

The product of its (nonzero) digits is 648, while the sum is 24.

The square root of 10013649 is about 3164.4350206632. The cubic root of 10013649 is about 215.5414440383.

The spelling of 10013649 in words is "ten million, thirteen thousand, six hundred forty-nine".