2245544100 has 72 divisors (see below), whose sum is σ = 7219017120. Its totient is φ = 598811040.

The previous prime is 2245544069. The next prime is 2245544107. The reversal of 2245544100 is 14455422.

2245544100 is a `hidden beast` number, since 2 + 2 + 4 + 554 + 4 + 100 = 666.

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 (2245544107) 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, 413142 + ... + 418541.

Almost surely, 2^2245544100 is an apocalyptic number.

2245544100 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2245544100 is an abundant number, since it is smaller than the sum of its proper divisors (4973473020).

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

2245544100 is a wasteful number, since it uses less digits than its factorization.

2245544100 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 831706 (or 831693 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 2245544100 is about 47387.1723148786. The cubic root of 2245544100 is about 1309.5051060711.

Adding to 2245544100 its reverse (14455422), we get a palindrome (2259999522).

The spelling of 2245544100 in words is "two billion, two hundred forty-five million, five hundred forty-four thousand, one hundred".