2268549 has 24 divisors (see below), whose sum is σ = 3474432. Its totient is φ = 1424160.

The previous prime is 2268547. The next prime is 2268557. The reversal of 2268549 is 9458622.

It is a happy number.

It is not a de Polignac number, because 2268549 - 2¹ = 2268547 is a prime.

2268549 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2268547) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 13027 + ... + 13199.

It is an arithmetic number, because the mean of its divisors is an integer number (144768).

2^2268549 is an apocalyptic number.

It is an amenable number.

2268549 is a deficient number, since it is larger than the sum of its proper divisors (1205883).

2268549 is a wasteful number, since it uses less digits than its factorization.

2268549 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257 (or 254 counting only the distinct ones).

The product of its digits is 34560, while the sum is 36.

The square root of 2268549 is about 1506.1703090952. The cubic root of 2268549 is about 131.3961745583.

The spelling of 2268549 in words is "two million, two hundred sixty-eight thousand, five hundred forty-nine".