10249691 has 8 divisors (see below), whose sum is σ = 10885104. Its totient is φ = 9617920.

The previous prime is 10249669. The next prime is 10249709. The reversal of 10249691 is 19694201.

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

It is a de Polignac number, because none of the positive numbers 2^k-10249691 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10249601) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6851 + ... + 8211.

It is an arithmetic number, because the mean of its divisors is an integer number (1360638).

Almost surely, 2^10249691 is an apocalyptic number.

10249691 is a deficient number, since it is larger than the sum of its proper divisors (635413).

10249691 is a wasteful number, since it uses less digits than its factorization.

10249691 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1821.

The product of its (nonzero) digits is 3888, while the sum is 32.

The square root of 10249691 is about 3201.5138606603. The cubic root of 10249691 is about 217.2218914295.

The spelling of 10249691 in words is "ten million, two hundred forty-nine thousand, six hundred ninety-one".