125623400 has 96 divisors (see below), whose sum is σ = 339502080. Its totient is φ = 42336000.

The previous prime is 125623391. The next prime is 125623403. The reversal of 125623400 is 4326521.

It is not an unprimeable number, because it can be changed into a prime (125623403) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 84665 + ... + 86135.

It is an arithmetic number, because the mean of its divisors is an integer number (3536480).

Almost surely, 2^125623400 is an apocalyptic number.

125623400 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 125623400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (169751040).

125623400 is an abundant number, since it is smaller than the sum of its proper divisors (213878680).

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

125623400 is a wasteful number, since it uses less digits than its factorization.

125623400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1555 (or 1546 counting only the distinct ones).

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 125623400 is about 11208.1845095448. The cubic root of 125623400 is about 500.8298220289.

Adding to 125623400 its reverse (4326521), we get a palindrome (129949921).

The spelling of 125623400 in words is "one hundred twenty-five million, six hundred twenty-three thousand, four hundred".