1426279166 has 16 divisors (see below), whose sum is σ = 2304789984. Its totient is φ = 658053984.

The previous prime is 1426279163. The next prime is 1426279181. The reversal of 1426279166 is 6619726241.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1426279163) 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, 84095 + ... + 99621.

It is an arithmetic number, because the mean of its divisors is an integer number (144049374).

Almost surely, 2^1426279166 is an apocalyptic number.

1426279166 is a deficient number, since it is larger than the sum of its proper divisors (878510818).

1426279166 is a wasteful number, since it uses less digits than its factorization.

1426279166 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19075.

The product of its digits is 217728, while the sum is 44.

The square root of 1426279166 is about 37766.1113433724. Note that the first 3 decimals coincide. The cubic root of 1426279166 is about 1125.6451715950.

The spelling of 1426279166 in words is "one billion, four hundred twenty-six million, two hundred seventy-nine thousand, one hundred sixty-six".