125222860 has 24 divisors (see below), whose sum is σ = 300535200. Its totient is φ = 42933504.

The previous prime is 125222831. The next prime is 125222861. The reversal of 125222860 is 68222521.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is not an unprimeable number, because it can be changed into a prime (125222861) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 447085 + ... + 447364.

It is an arithmetic number, because the mean of its divisors is an integer number (12522300).

Almost surely, 2^125222860 is an apocalyptic number.

125222860 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

125222860 is an abundant number, since it is smaller than the sum of its proper divisors (175312340).

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

125222860 is a wasteful number, since it uses less digits than its factorization.

125222860 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 894465 (or 894463 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 125222860 is about 11190.3020513300. The cubic root of 125222860 is about 500.2969702491.

The spelling of 125222860 in words is "one hundred twenty-five million, two hundred twenty-two thousand, eight hundred sixty".