125847740 has 24 divisors (see below), whose sum is σ = 265764240. Its totient is φ = 50056448.

The previous prime is 125847731. The next prime is 125847751. The reversal of 125847740 is 47748521.

It is a junction number, because it is equal to n+sod(n) for n = 125847694 and 125847703.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13997 + ... + 21156.

It is an arithmetic number, because the mean of its divisors is an integer number (11073510).

Almost surely, 2^125847740 is an apocalyptic number.

125847740 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125847740 is an abundant number, since it is smaller than the sum of its proper divisors (139916500).

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

125847740 is a wasteful number, since it uses less digits than its factorization.

125847740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35341 (or 35339 counting only the distinct ones).

The product of its (nonzero) digits is 62720, while the sum is 38.

The square root of 125847740 is about 11218.1879107100. The cubic root of 125847740 is about 501.1277743376.

The spelling of 125847740 in words is "one hundred twenty-five million, eight hundred forty-seven thousand, seven hundred forty".