2250599400 has 864 divisors, whose sum is σ = 9923472000. Its totient is φ = 452874240.

The previous prime is 2250599389. The next prime is 2250599443. The reversal of 2250599400 is 49950522.

It is a happy number.

2250599400 is a `hidden beast` number, since 2 + 25 + 0 + 599 + 40 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 215 ways as a sum of consecutive naturals, for example, 28488561 + ... + 28488639.

It is an arithmetic number, because the mean of its divisors is an integer number (11485500).

Almost surely, 2^2250599400 is an apocalyptic number.

2250599400 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 2250599400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4961736000).

2250599400 is an abundant number, since it is smaller than the sum of its proper divisors (7672872600).

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

2250599400 is a wasteful number, since it uses less digits than its factorization.

2250599400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 151 (or 132 counting only the distinct ones).

The product of its (nonzero) digits is 32400, while the sum is 36.

The square root of 2250599400 is about 47440.4827125526. The cubic root of 2250599400 is about 1310.4870476910.

The spelling of 2250599400 in words is "two billion, two hundred fifty million, five hundred ninety-nine thousand, four hundred".