2253684 has 24 divisors (see below), whose sum is σ = 5309920. Its totient is φ = 743904.

The previous prime is 2253683. The next prime is 2253703. The reversal of 2253684 is 4863522.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is a d-powerful number, because it can be written as 2¹⁸ + 2¹⁸ + 5⁴ + 3 + 6⁸ + 8⁵ + 4⁷ .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2253683) 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, 447 + ... + 2169.

2^2253684 is an apocalyptic number.

It is an amenable number.

2253684 is an abundant number, since it is smaller than the sum of its proper divisors (3056236).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2253684 is a wasteful number, since it uses less digits than its factorization.

2253684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1839 (or 1837 counting only the distinct ones).

The product of its digits is 11520, while the sum is 30.

The square root of 2253684 is about 1501.2274977498. The cubic root of 2253684 is about 131.1085478342.

The spelling of 2253684 in words is "two million, two hundred fifty-three thousand, six hundred eighty-four".