1226885967 has 16 divisors (see below), whose sum is σ = 1818154080. Its totient is φ = 817678656.

The previous prime is 1226885963. The next prime is 1226885969. The reversal of 1226885967 is 7695886221.

It is not a de Polignac number, because 1226885967 - 2² = 1226885963 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226885963) 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, 153043 + ... + 160859.

It is an arithmetic number, because the mean of its divisors is an integer number (113634630).

Almost surely, 2^1226885967 is an apocalyptic number.

1226885967 is a deficient number, since it is larger than the sum of its proper divisors (591268113).

1226885967 is an equidigital number, since it uses as much as digits as its factorization.

1226885967 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13639 (or 13633 counting only the distinct ones).

The product of its digits is 2903040, while the sum is 54.

The square root of 1226885967 is about 35026.9320238013. The cubic root of 1226885967 is about 1070.5363040670.

The spelling of 1226885967 in words is "one billion, two hundred twenty-six million, eight hundred eighty-five thousand, nine hundred sixty-seven".