2244687 has 8 divisors (see below), whose sum is σ = 3096240. Its totient is φ = 1444800.

The previous prime is 2244667. The next prime is 2244689. The reversal of 2244687 is 7864422.

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

It is not a de Polignac number, because 2244687 - 2⁶ = 2244623 is a prime.

It is an Ulam number.

It is a d-powerful number, because it can be written as 2¹⁷ + 2²¹ + 4² + 4⁷ + 6 + 8 + 7² .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2244689) 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, 12814 + ... + 12987.

It is an arithmetic number, because the mean of its divisors is an integer number (387030).

2^2244687 is an apocalyptic number.

2244687 is a deficient number, since it is larger than the sum of its proper divisors (851553).

2244687 is a wasteful number, since it uses less digits than its factorization.

2244687 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25833.

The product of its digits is 21504, while the sum is 33.

The square root of 2244687 is about 1498.2279532835. The cubic root of 2244687 is about 130.9338476870.

The spelling of 2244687 in words is "two million, two hundred forty-four thousand, six hundred eighty-seven".