125647608 has 32 divisors (see below), whose sum is σ = 330652800. Its totient is φ = 39678048.

The previous prime is 125647607. The next prime is 125647637. The reversal of 125647608 is 806746521.

It is a super-2 number, since 2×125647608² = 31574642792243328, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125647603) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 137316 + ... + 138227.

It is an arithmetic number, because the mean of its divisors is an integer number (10332900).

Almost surely, 2^125647608 is an apocalyptic number.

It is an amenable number.

125647608 is an abundant number, since it is smaller than the sum of its proper divisors (205005192).

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

125647608 is a wasteful number, since it uses less digits than its factorization.

125647608 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 275571 (or 275567 counting only the distinct ones).

The product of its (nonzero) digits is 80640, while the sum is 39.

The square root of 125647608 is about 11209.2643826435. The cubic root of 125647608 is about 500.8619904244.

The spelling of 125647608 in words is "one hundred twenty-five million, six hundred forty-seven thousand, six hundred eight".