125009822 has 16 divisors (see below), whose sum is σ = 215490912. Its totient is φ = 53278560.

The previous prime is 125009747. The next prime is 125009827. The reversal of 125009822 is 228900521.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (125009827) 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, 22133 + ... + 27200.

It is an arithmetic number, because the mean of its divisors is an integer number (13468182).

Almost surely, 2^125009822 is an apocalyptic number.

125009822 is a deficient number, since it is larger than the sum of its proper divisors (90481090).

125009822 is a wasteful number, since it uses less digits than its factorization.

125009822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49523.

The product of its (nonzero) digits is 2880, while the sum is 29.

The square root of 125009822 is about 11180.7791320641. The cubic root of 125009822 is about 500.0130956570.

It can be divided in two parts, 12500 and 9822, that added together give a palindrome (22322).

The spelling of 125009822 in words is "one hundred twenty-five million, nine thousand, eight hundred twenty-two".