1226026186 has 64 divisors (see below), whose sum is σ = 2422379520. Its totient is φ = 450869760.

The previous prime is 1226026169. The next prime is 1226026189. The reversal of 1226026186 is 6816206221.

It is not an unprimeable number, because it can be changed into a prime (1226026189) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1032285 + ... + 1033471.

It is an arithmetic number, because the mean of its divisors is an integer number (37849680).

Almost surely, 2^1226026186 is an apocalyptic number.

1226026186 is a deficient number, since it is larger than the sum of its proper divisors (1196353334).

1226026186 is a wasteful number, since it uses less digits than its factorization.

1226026186 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1579.

The product of its (nonzero) digits is 13824, while the sum is 34.

The square root of 1226026186 is about 35014.6567311462. The cubic root of 1226026186 is about 1070.2861743649.

The spelling of 1226026186 in words is "one billion, two hundred twenty-six million, twenty-six thousand, one hundred eighty-six".