1124626636 has 72 divisors (see below), whose sum is σ = 2439351936. Its totient is φ = 450777600.

The previous prime is 1124626631. The next prime is 1124626637. The reversal of 1124626636 is 6366264211.

It is a junction number, because it is equal to n+sod(n) for n = 1124626595 and 1124626604.

It is not an unprimeable number, because it can be changed into a prime (1124626631) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 575461 + ... + 577411.

It is an arithmetic number, because the mean of its divisors is an integer number (33879888).

Almost surely, 2^1124626636 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1124626636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1219675968).

1124626636 is an abundant number, since it is smaller than the sum of its proper divisors (1314725300).

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

1124626636 is a wasteful number, since it uses less digits than its factorization.

1124626636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2159 (or 2150 counting only the distinct ones).

The product of its digits is 62208, while the sum is 37.

The square root of 1124626636 is about 33535.4534187328. The cubic root of 1124626636 is about 1039.9268427337.

It can be divided in two parts, 1124 and 626636, that added together give a triangular number (627760 = T₁₁₂₀).

The spelling of 1124626636 in words is "one billion, one hundred twenty-four million, six hundred twenty-six thousand, six hundred thirty-six".