125398632 has 64 divisors (see below), whose sum is σ = 337075200. Its totient is φ = 38750400.

The previous prime is 125398631. The next prime is 125398643. The reversal of 125398632 is 236893521.

It is not an unprimeable number, because it can be changed into a prime (125398631) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 18507 + ... + 24357.

It is an arithmetic number, because the mean of its divisors is an integer number (5266800).

Almost surely, 2^125398632 is an apocalyptic number.

125398632 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 125398632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168537600).

125398632 is an abundant number, since it is smaller than the sum of its proper divisors (211676568).

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

125398632 is a wasteful number, since it uses less digits than its factorization.

125398632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5926 (or 5922 counting only the distinct ones).

The product of its digits is 77760, while the sum is 39.

The square root of 125398632 is about 11198.1530620009. The cubic root of 125398632 is about 500.5309453279.

The spelling of 125398632 in words is "one hundred twenty-five million, three hundred ninety-eight thousand, six hundred thirty-two".