2245005400 has 48 divisors (see below), whose sum is σ = 5694155640. Its totient is φ = 816364800.

The previous prime is 2245005379. The next prime is 2245005409. The reversal of 2245005400 is 45005422.

It is a Harshad number since it is a multiple of its sum of digits (22).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2245005409) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 508029 + ... + 512428.

Almost surely, 2^2245005400 is an apocalyptic number.

2245005400 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2245005400 is an abundant number, since it is smaller than the sum of its proper divisors (3449150240).

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

2245005400 is a wasteful number, since it uses less digits than its factorization.

2245005400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020484 (or 1020475 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 22.

The square root of 2245005400 is about 47381.4879462433. The cubic root of 2245005400 is about 1309.4003821100.

Adding to 2245005400 its sum of digits (22), we get a palindrome (2245005422).

The spelling of 2245005400 in words is "two billion, two hundred forty-five million, five thousand, four hundred".