2249257 has 8 divisors (see below), whose sum is σ = 2325600. Its totient is φ = 2174304.

The previous prime is 2249251. The next prime is 2249281. The reversal of 2249257 is 7529422.

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 2249257 - 2¹¹ = 2247209 is a prime.

It is a d-powerful number, because it can be written as 2⁶ + 2¹⁴ + 4 + 9³ + 2¹⁸ + 5⁹ + 7⁵ .

It is a Duffinian number.

2249257 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (2249251) 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, 3669 + ... + 4237.

It is an arithmetic number, because the mean of its divisors is an integer number (290700).

2^2249257 is an apocalyptic number.

It is an amenable number.

2249257 is a deficient number, since it is larger than the sum of its proper divisors (76343).

2249257 is an equidigital number, since it uses as much as digits as its factorization.

2249257 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 695.

The product of its digits is 10080, while the sum is 31.

The square root of 2249257 is about 1499.7523128837. The cubic root of 2249257 is about 131.0226443384.

The spelling of 2249257 in words is "two million, two hundred forty-nine thousand, two hundred fifty-seven".