1040056436 has 6 divisors (see below), whose sum is σ = 1820098770. Its totient is φ = 520028216.

The previous prime is 1040056429. The next prime is 1040056453. The reversal of 1040056436 is 6346500401.

It is a happy number.

It can be written as a sum of positive squares in only one way, i.e., 989731600 + 50324836 = 31460^2 + 7094^2 .

It is a junction number, because it is equal to n+sod(n) for n = 1040056399 and 1040056408.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 130007051 + ... + 130007058.

It is an arithmetic number, because the mean of its divisors is an integer number (303349795).

Almost surely, 2^1040056436 is an apocalyptic number.

It is an amenable number.

1040056436 is a deficient number, since it is larger than the sum of its proper divisors (780042334).

1040056436 is a wasteful number, since it uses less digits than its factorization.

1040056436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 260014113 (or 260014111 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 29.

The square root of 1040056436 is about 32249.9059843591. The cubic root of 1040056436 is about 1013.1777299836.

Adding to 1040056436 its reverse (6346500401), we get a palindrome (7386556837).

The spelling of 1040056436 in words is "one billion, forty million, fifty-six thousand, four hundred thirty-six".