125945722 has 32 divisors (see below), whose sum is σ = 219727872. Its totient is φ = 53031024.

The previous prime is 125945719. The next prime is 125945747. The reversal of 125945722 is 227549521.

It is a Smith number, since the sum of its digits (37) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax 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, 240553 + ... + 241075.

It is an arithmetic number, because the mean of its divisors is an integer number (6866496).

Almost surely, 2^125945722 is an apocalyptic number.

125945722 is a deficient number, since it is larger than the sum of its proper divisors (93782150).

125945722 is a wasteful number, since it uses less digits than its factorization.

125945722 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 802.

The product of its digits is 50400, while the sum is 37.

The square root of 125945722 is about 11222.5541656078. The cubic root of 125945722 is about 501.2577959124.

The spelling of 125945722 in words is "one hundred twenty-five million, nine hundred forty-five thousand, seven hundred twenty-two".