225400352200 has 48 divisors (see below), whose sum is σ = 524408935680. Its totient is φ = 90099389760.

The previous prime is 225400352183. The next prime is 225400352237. The reversal of 225400352200 is 2253004522.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 81552 + ... + 676351.

It is an arithmetic number, because the mean of its divisors is an integer number (10925186160).

Almost surely, 2^225400352200 is an apocalyptic number.

225400352200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225400352200 is an abundant number, since it is smaller than the sum of its proper divisors (299008583480).

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

225400352200 is a wasteful number, since it uses less digits than its factorization.

225400352200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 759406 (or 759397 counting only the distinct ones).

The product of its (nonzero) digits is 4800, while the sum is 25.

Adding to 225400352200 its reverse (2253004522), we get a palindrome (227653356722).

It can be divided in two parts, 225400 and 352200, that added together give a square (577600 = 760²).

The spelling of 225400352200 in words is "two hundred twenty-five billion, four hundred million, three hundred fifty-two thousand, two hundred".