125422866 has 12 divisors (see below), whose sum is σ = 271749582. Its totient is φ = 41807616.

The previous prime is 125422853. The next prime is 125422867. The reversal of 125422866 is 668224521.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 123543225 + 1879641 = 11115^2 + 1371^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 125422866.

It is not an unprimeable number, because it can be changed into a prime (125422867) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3483951 + ... + 3483986.

Almost surely, 2^125422866 is an apocalyptic number.

125422866 is an abundant number, since it is smaller than the sum of its proper divisors (146326716).

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

125422866 is a wasteful number, since it uses less digits than its factorization.

125422866 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6967945 (or 6967942 counting only the distinct ones).

The product of its digits is 46080, while the sum is 36.

The square root of 125422866 is about 11199.2350631639. The cubic root of 125422866 is about 500.5631867366.

The spelling of 125422866 in words is "one hundred twenty-five million, four hundred twenty-two thousand, eight hundred sixty-six".