1426279164 has 12 divisors (see below), whose sum is σ = 3327984744. Its totient is φ = 475426384.

The previous prime is 1426279163. The next prime is 1426279181. The reversal of 1426279164 is 4619726241.

It is a tau number, because it is divible by the number of its divisors (12).

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 3 ways as a sum of consecutive naturals, for example, 59428287 + ... + 59428310.

It is an arithmetic number, because the mean of its divisors is an integer number (277332062).

Almost surely, 2^1426279164 is an apocalyptic number.

It is an amenable number.

1426279164 is an abundant number, since it is smaller than the sum of its proper divisors (1901705580).

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

1426279164 is a wasteful number, since it uses less digits than its factorization.

1426279164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 118856604 (or 118856602 counting only the distinct ones).

The product of its digits is 145152, while the sum is 42.

The square root of 1426279164 is about 37766.1113168936. Note that the first 3 decimals coincide. The cubic root of 1426279164 is about 1125.6451710689.

The spelling of 1426279164 in words is "one billion, four hundred twenty-six million, two hundred seventy-nine thousand, one hundred sixty-four".