1164671226 has 12 divisors (see below), whose sum is σ = 2523454362. Its totient is φ = 388223736.

The previous prime is 1164671141. The next prime is 1164671227. The reversal of 1164671226 is 6221764611.

1164671226 is a `hidden beast` number, since 1 + 1 + 646 + 7 + 1 + 2 + 2 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 1014486201 + 150185025 = 31851^2 + 12255^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1164671227) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 32351961 + ... + 32351996.

Almost surely, 2^1164671226 is an apocalyptic number.

1164671226 is an abundant number, since it is smaller than the sum of its proper divisors (1358783136).

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

1164671226 is a wasteful number, since it uses less digits than its factorization.

1164671226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64703965 (or 64703962 counting only the distinct ones).

The product of its digits is 24192, while the sum is 36.

The square root of 1164671226 is about 34127.2797919787. The cubic root of 1164671226 is about 1052.1260703968.

The spelling of 1164671226 in words is "one billion, one hundred sixty-four million, six hundred seventy-one thousand, two hundred twenty-six".