2249439 has 8 divisors (see below), whose sum is σ = 3011712. Its totient is φ = 1493400.

The previous prime is 2249431. The next prime is 2249441. The reversal of 2249439 is 9349422.

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

It is not a de Polignac number, because 2249439 - 2³ = 2249431 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2249431) 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, 637 + ... + 2214.

It is an arithmetic number, because the mean of its divisors is an integer number (376464).

2^2249439 is an apocalyptic number.

2249439 is a deficient number, since it is larger than the sum of its proper divisors (762273).

2249439 is a wasteful number, since it uses less digits than its factorization.

2249439 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3117.

The product of its digits is 15552, while the sum is 33.

The square root of 2249439 is about 1499.8129883422. The cubic root of 2249439 is about 131.0261781687.

The spelling of 2249439 in words is "two million, two hundred forty-nine thousand, four hundred thirty-nine".