10049913 has 20 divisors (see below), whose sum is σ = 15302628. Its totient is φ = 6570720.

The previous prime is 10049911. The next prime is 10049929. The reversal of 10049913 is 31994001.

It can be written as a sum of positive squares in 2 ways, for example, as 6906384 + 3143529 = 2628^2 + 1773^2 .

It is not a de Polignac number, because 10049913 - 2¹ = 10049911 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (10049911) 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 19 ways as a sum of consecutive naturals, for example, 3123 + ... + 5463.

Almost surely, 2^10049913 is an apocalyptic number.

It is an amenable number.

10049913 is a deficient number, since it is larger than the sum of its proper divisors (5252715).

10049913 is an equidigital number, since it uses as much as digits as its factorization.

10049913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2406 (or 2397 counting only the distinct ones).

The product of its (nonzero) digits is 972, while the sum is 27.

The square root of 10049913 is about 3170.1597751533. The cubic root of 10049913 is about 215.8013219404.

The spelling of 10049913 in words is "ten million, forty-nine thousand, nine hundred thirteen".