125423620 has 96 divisors (see below), whose sum is σ = 321753600. Its totient is φ = 40089600.

The previous prime is 125423611. The next prime is 125423653. The reversal of 125423620 is 26324521.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 359206 + ... + 359554.

It is an arithmetic number, because the mean of its divisors is an integer number (3351600).

Almost surely, 2^125423620 is an apocalyptic number.

125423620 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 125423620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (160876800).

125423620 is an abundant number, since it is smaller than the sum of its proper divisors (196329980).

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

125423620 is a wasteful number, since it uses less digits than its factorization.

125423620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 533 (or 531 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 125423620 is about 11199.2687261267. The cubic root of 125423620 is about 500.5641898069.

Subtracting from 125423620 its reverse (26324521), we obtain a palindrome (99099099).

The spelling of 125423620 in words is "one hundred twenty-five million, four hundred twenty-three thousand, six hundred twenty".