1426266156 has 96 divisors (see below), whose sum is σ = 3978067968. Its totient is φ = 388872000.

The previous prime is 1426266143. The next prime is 1426266161. The reversal of 1426266156 is 6516626241.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1450441 + ... + 1451423.

It is an arithmetic number, because the mean of its divisors is an integer number (41438208).

Almost surely, 2^1426266156 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1426266156, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1989033984).

1426266156 is an abundant number, since it is smaller than the sum of its proper divisors (2551801812).

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

1426266156 is a wasteful number, since it uses less digits than its factorization.

1426266156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1771 (or 1769 counting only the distinct ones).

The product of its digits is 103680, while the sum is 39.

The square root of 1426266156 is about 37765.9390986111. The cubic root of 1426266156 is about 1125.6417490093.

The spelling of 1426266156 in words is "one billion, four hundred twenty-six million, two hundred sixty-six thousand, one hundred fifty-six".