126622166 has 32 divisors (see below), whose sum is σ = 214880256. Its totient is φ = 55440000.

The previous prime is 126622157. The next prime is 126622187. The reversal of 126622166 is 661226621.

It is a congruent 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, 273251 + ... + 273713.

It is an arithmetic number, because the mean of its divisors is an integer number (6715008).

Almost surely, 2^126622166 is an apocalyptic number.

126622166 is a deficient number, since it is larger than the sum of its proper divisors (88258090).

126622166 is a wasteful number, since it uses less digits than its factorization.

126622166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 908.

The product of its digits is 10368, while the sum is 32.

The square root of 126622166 is about 11252.6515097554. The cubic root of 126622166 is about 502.1535987074.

Adding to 126622166 its reverse (661226621), we get a palindrome (787848787).

It can be divided in two parts, 1266 and 22166, that added together give a palindrome (23432).

The spelling of 126622166 in words is "one hundred twenty-six million, six hundred twenty-two thousand, one hundred sixty-six".