2244915 has 40 divisors (see below), whose sum is σ = 4216608. Its totient is φ = 1140480.

The previous prime is 2244911. The next prime is 2244923. The reversal of 2244915 is 5194422.

It is not a de Polignac number, because 2244915 - 2² = 2244911 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (2244911) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 9195 + ... + 9435.

2^2244915 is an apocalyptic number.

2244915 is a deficient number, since it is larger than the sum of its proper divisors (1971693).

2244915 is a wasteful number, since it uses less digits than its factorization.

2244915 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281 (or 272 counting only the distinct ones).

The product of its digits is 2880, while the sum is 27.

The square root of 2244915 is about 1498.3040412413. The cubic root of 2244915 is about 130.9382806594.

The spelling of 2244915 in words is "two million, two hundred forty-four thousand, nine hundred fifteen".