125642304 has 84 divisors (see below), whose sum is σ = 361767120. Its totient is φ = 41690880.

The previous prime is 125642299. The next prime is 125642339. The reversal of 125642304 is 403246521.

125642304 is a `hidden beast` number, since 12 + 5 + 642 + 3 + 0 + 4 = 666.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 190327 + ... + 190985.

Almost surely, 2^125642304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 125642304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (180883560).

125642304 is an abundant number, since it is smaller than the sum of its proper divisors (236124816).

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

125642304 is a wasteful number, since it uses less digits than its factorization.

125642304 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1008 (or 995 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 27.

The square root of 125642304 is about 11209.0277901342. The cubic root of 125642304 is about 500.8549426463.

Adding to 125642304 its reverse (403246521), we get a palindrome (528888825).

The spelling of 125642304 in words is "one hundred twenty-five million, six hundred forty-two thousand, three hundred four".