1226525066 has 32 divisors (see below), whose sum is σ = 2029321728. Its totient is φ = 552441600.

The previous prime is 1226525063. The next prime is 1226525081. The reversal of 1226525066 is 6605256221.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1226525063) by changing a digit.

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, 488771 + ... + 491273.

It is an arithmetic number, because the mean of its divisors is an integer number (63416304).

Almost surely, 2^1226525066 is an apocalyptic number.

1226525066 is a deficient number, since it is larger than the sum of its proper divisors (802796662).

1226525066 is a wasteful number, since it uses less digits than its factorization.

1226525066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2966.

The product of its (nonzero) digits is 43200, while the sum is 35.

The square root of 1226525066 is about 35021.7798805258. The cubic root of 1226525066 is about 1070.4313240545.

The spelling of 1226525066 in words is "one billion, two hundred twenty-six million, five hundred twenty-five thousand, sixty-six".