2249717 has 8 divisors (see below), whose sum is σ = 2327424. Its totient is φ = 2173248.

The previous prime is 2249693. The next prime is 2249719. The reversal of 2249717 is 7179422.

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

It is a cyclic number.

It is not a de Polignac number, because 2249717 - 2¹⁰ = 2248693 is a prime.

It is a super-2 number, since 2×2249717² = 10122453160178, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2249719) 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, 4628 + ... + 5090.

It is an arithmetic number, because the mean of its divisors is an integer number (290928).

2^2249717 is an apocalyptic number.

It is an amenable number.

2249717 is a deficient number, since it is larger than the sum of its proper divisors (77707).

2249717 is a wasteful number, since it uses less digits than its factorization.

2249717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 619.

The product of its digits is 7056, while the sum is 32.

The square root of 2249717 is about 1499.9056637002. The cubic root of 2249717 is about 131.0315756296.

The spelling of 2249717 in words is "two million, two hundred forty-nine thousand, seven hundred seventeen".