125229200 has 60 divisors (see below), whose sum is σ = 302080740. Its totient is φ = 49889280.

The previous prime is 125229187. The next prime is 125229217. The reversal of 125229200 is 2922521.

It can be written as a sum of positive squares in 6 ways, for example, as 38142976 + 87086224 = 6176^2 + 9332^2 .

It is a congruent number.

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, 134336 + ... + 135264.

It is an arithmetic number, because the mean of its divisors is an integer number (5034679).

Almost surely, 2^125229200 is an apocalyptic number.

125229200 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 125229200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (151040370).

125229200 is an abundant number, since it is smaller than the sum of its proper divisors (176851540).

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

125229200 is a wasteful number, since it uses less digits than its factorization.

125229200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1284 (or 1273 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 23.

The square root of 125229200 is about 11190.5853287484. The cubic root of 125229200 is about 500.3054134073.

The spelling of 125229200 in words is "one hundred twenty-five million, two hundred twenty-nine thousand, two hundred".