125422200 has 144 divisors (see below), whose sum is σ = 428711400. Its totient is φ = 32851200.

The previous prime is 125422183. The next prime is 125422207. The reversal of 125422200 is 2224521.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125422207) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 105610 + ... + 106790.

Almost surely, 2^125422200 is an apocalyptic number.

125422200 is a gapful number since it is divisible by the number (10) 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 125422200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (214355700).

125422200 is an abundant number, since it is smaller than the sum of its proper divisors (303289200).

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

125422200 is a wasteful number, since it uses less digits than its factorization.

125422200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1262 (or 1250 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 18.

The square root of 125422200 is about 11199.2053289508. The cubic root of 125422200 is about 500.5623007321.

Adding to 125422200 its reverse (2224521), we get a palindrome (127646721).

The spelling of 125422200 in words is "one hundred twenty-five million, four hundred twenty-two thousand, two hundred".