2242764 has 18 divisors (see below), whose sum is σ = 5669300. Its totient is φ = 747576.

The previous prime is 2242763. The next prime is 2242777. The reversal of 2242764 is 4672422.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (18).

It is a plaindrome in base 16.

It is not an unprimeable number, because it can be changed into a prime (2242763) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 31114 + ... + 31185.

2^2242764 is an apocalyptic number.

It is an amenable number.

2242764 is an abundant number, since it is smaller than the sum of its proper divisors (3426536).

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

2242764 is a wasteful number, since it uses less digits than its factorization.

2242764 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 62309 (or 62304 counting only the distinct ones).

The product of its digits is 5376, while the sum is 27.

The square root of 2242764 is about 1497.5860576274. The cubic root of 2242764 is about 130.8964471164.

The spelling of 2242764 in words is "two million, two hundred forty-two thousand, seven hundred sixty-four".