126226555 has 16 divisors (see below), whose sum is σ = 186427584. Its totient is φ = 79896960.

The previous prime is 126226523. The next prime is 126226567. The reversal of 126226555 is 555622621.

It is not a de Polignac number, because 126226555 - 2⁵ = 126226523 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 126226555.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 138256 + ... + 139165.

It is an arithmetic number, because the mean of its divisors is an integer number (11651724).

Almost surely, 2^126226555 is an apocalyptic number.

126226555 is a deficient number, since it is larger than the sum of its proper divisors (60201029).

126226555 is a wasteful number, since it uses less digits than its factorization.

126226555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277446.

The product of its digits is 36000, while the sum is 34.

The square root of 126226555 is about 11235.0591898752. The cubic root of 126226555 is about 501.6300865272.

The spelling of 126226555 in words is "one hundred twenty-six million, two hundred twenty-six thousand, five hundred fifty-five".