1226626446 has 32 divisors (see below), whose sum is σ = 2490094080. Its totient is φ = 402750144.

The previous prime is 1226626433. The next prime is 1226626447. The reversal of 1226626446 is 6446266221.

It is a super-2 number, since 2×1226626446² = 3009224876053181832, which contains 22 as substring.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226626447) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 481845 + ... + 484383.

It is an arithmetic number, because the mean of its divisors is an integer number (77815440).

Almost surely, 2^1226626446 is an apocalyptic number.

1226626446 is an abundant number, since it is smaller than the sum of its proper divisors (1263467634).

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

1226626446 is a wasteful number, since it uses less digits than its factorization.

1226626446 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3720.

The product of its digits is 165888, while the sum is 39.

The square root of 1226626446 is about 35023.2272356503. The cubic root of 1226626446 is about 1070.4608158659.

The spelling of 1226626446 in words is "one billion, two hundred twenty-six million, six hundred twenty-six thousand, four hundred forty-six".