125042232 has 64 divisors (see below), whose sum is σ = 358686720. Its totient is φ = 35584128.

The previous prime is 125042219. The next prime is 125042243. The reversal of 125042232 is 232240521.

It is a Harshad number since it is a multiple of its sum of digits (21).

It is a junction number, because it is equal to n+sod(n) for n = 125042199 and 125042208.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 45193 + ... + 47879.

It is an arithmetic number, because the mean of its divisors is an integer number (5604480).

Almost surely, 2^125042232 is an apocalyptic number.

125042232 is a gapful number since it is divisible by the number (12) 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 125042232, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (179343360).

125042232 is an abundant number, since it is smaller than the sum of its proper divisors (233644488).

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

125042232 is a wasteful number, since it uses less digits than its factorization.

125042232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2980 (or 2976 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 125042232 is about 11182.2284004576. The cubic root of 125042232 is about 500.0563029930.

Adding to 125042232 its reverse (232240521), we get a palindrome (357282753).

The spelling of 125042232 in words is "one hundred twenty-five million, forty-two thousand, two hundred thirty-two".