1308168226 has 16 divisors (see below), whose sum is σ = 2016322560. Its totient is φ = 636078960.

The previous prime is 1308168203. The next prime is 1308168271. The reversal of 1308168226 is 6228618031.

It is a happy number.

It is a super-2 number, since 2×1308168226² = 3422608215031974152, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (37).

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 7 ways as a sum of consecutive naturals, for example, 205471 + ... + 211741.

It is an arithmetic number, because the mean of its divisors is an integer number (126020160).

Almost surely, 2^1308168226 is an apocalyptic number.

1308168226 is a deficient number, since it is larger than the sum of its proper divisors (708154334).

1308168226 is a wasteful number, since it uses less digits than its factorization.

1308168226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9129.

The product of its (nonzero) digits is 27648, while the sum is 37.

The square root of 1308168226 is about 36168.6082950395. The cubic root of 1308168226 is about 1093.6739439424.

The spelling of 1308168226 in words is "one billion, three hundred eight million, one hundred sixty-eight thousand, two hundred twenty-six".