2244900 has 72 divisors (see below), whose sum is σ = 7430080. Its totient is φ = 512640.

The previous prime is 2244899. The next prime is 2244911. The reversal of 2244900 is 94422.

2244900 = T₃₃₅ + T₃₃₆ + ... + T₃₇₀.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is an Ulam number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1566 + ... + 2634.

2^2244900 is an apocalyptic number.

2244900 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2244900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3715040).

2244900 is an abundant number, since it is smaller than the sum of its proper divisors (5185180).

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

2244900 is a wasteful number, since it uses less digits than its factorization.

2244900 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1093 (or 1086 counting only the distinct ones).

The product of its (nonzero) digits is 576, while the sum is 21.

The square root of 2244900 is about 1498.2990355733. The cubic root of 2244900 is about 130.9379890257.

The spelling of 2244900 in words is "two million, two hundred forty-four thousand, nine hundred".