1226426526 has 48 divisors (see below), whose sum is σ = 2953991040. Its totient is φ = 365186880.

The previous prime is 1226426483. The next prime is 1226426543. The reversal of 1226426526 is 6256246221.

1226426526 is a `hidden beast` number, since 1 + 2 + 2 + 642 + 6 + 5 + 2 + 6 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 77281 + ... + 91788.

It is an arithmetic number, because the mean of its divisors is an integer number (61541480).

Almost surely, 2^1226426526 is an apocalyptic number.

1226426526 is an abundant number, since it is smaller than the sum of its proper divisors (1727564514).

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

1226426526 is a wasteful number, since it uses less digits than its factorization.

1226426526 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 169121 (or 169118 counting only the distinct ones).

The product of its digits is 69120, while the sum is 36.

The square root of 1226426526 is about 35020.3730134332. The cubic root of 1226426526 is about 1070.4026568519.

The spelling of 1226426526 in words is "one billion, two hundred twenty-six million, four hundred twenty-six thousand, five hundred twenty-six".