1041840436 has 96 divisors (see below), whose sum is σ = 2337800192. Its totient is φ = 395176320.

The previous prime is 1041840409. The next prime is 1041840491. The reversal of 1041840436 is 6340481401.

1041840436 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (31).

It is a junction number, because it is equal to n+sod(n) for n = 1041840398 and 1041840407.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1432705 + ... + 1433431.

Almost surely, 2^1041840436 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 1041840436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1168900096).

1041840436 is an abundant number, since it is smaller than the sum of its proper divisors (1295959756).

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

1041840436 is a wasteful number, since it uses less digits than its factorization.

1041840436 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 909 (or 907 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 31.

The square root of 1041840436 is about 32277.5531290710. The cubic root of 1041840436 is about 1013.7566974714.

The spelling of 1041840436 in words is "one billion, forty-one million, eight hundred forty thousand, four hundred thirty-six".