1226760536 has 32 divisors (see below), whose sum is σ = 2472768000. Its totient is φ = 568730016.

The previous prime is 1226760529. The next prime is 1226760539. The reversal of 1226760536 is 6350676221.

It is a Harshad number since it is a multiple of its sum of digits (38).

It is a self number, because there is not a number n which added to its sum of digits gives 1226760536.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1226760539) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78716 + ... + 93003.

It is an arithmetic number, because the mean of its divisors is an integer number (77274000).

Almost surely, 2^1226760536 is an apocalyptic number.

It is an amenable number.

1226760536 is an abundant number, since it is smaller than the sum of its proper divisors (1246007464).

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

1226760536 is a wasteful number, since it uses less digits than its factorization.

1226760536 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 171791 (or 171787 counting only the distinct ones).

The product of its (nonzero) digits is 90720, while the sum is 38.

The square root of 1226760536 is about 35025.1414843681. The cubic root of 1226760536 is about 1070.4998206396.

The spelling of 1226760536 in words is "one billion, two hundred twenty-six million, seven hundred sixty thousand, five hundred thirty-six".