1226654436 has 48 divisors (see below), whose sum is σ = 3337846400. Its totient is φ = 350471520.

The previous prime is 1226654413. The next prime is 1226654447. The reversal of 1226654436 is 6344566221.

It is a super-2 number, since 2×1226654436² = 3009362210716956192, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1226654394 and 1226654403.

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 15 ways as a sum of consecutive naturals, for example, 144895 + ... + 153126.

Almost surely, 2^1226654436 is an apocalyptic number.

It is an amenable number.

1226654436 is an abundant number, since it is smaller than the sum of its proper divisors (2111191964).

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

1226654436 is a wasteful number, since it uses less digits than its factorization.

1226654436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 298049 (or 298033 counting only the distinct ones).

The product of its digits is 207360, while the sum is 39.

The square root of 1226654436 is about 35023.6268253304. The cubic root of 1226654436 is about 1070.4689579726.

The spelling of 1226654436 in words is "one billion, two hundred twenty-six million, six hundred fifty-four thousand, four hundred thirty-six".