3540635436 has 48 divisors (see below), whose sum is σ = 8921368064. Its totient is φ = 1086440256.

The previous prime is 3540635431. The next prime is 3540635459. The reversal of 3540635436 is 6345360453.

3540635436 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 (39).

It is a junction number, because it is equal to n+sod(n) for n = 3540635394 and 3540635403.

It is not an unprimeable number, because it can be changed into a prime (3540635431) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 26331 + ... + 88173.

Almost surely, 2^3540635436 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 3540635436, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4460684032).

3540635436 is an abundant number, since it is smaller than the sum of its proper divisors (5380732628).

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

3540635436 is a wasteful number, since it uses less digits than its factorization.

3540635436 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 62230 (or 62228 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 39.

The square root of 3540635436 is about 59503.2388698296. The cubic root of 3540635436 is about 1524.1477543589.

Adding to 3540635436 its reverse (6345360453), we get a palindrome (9885995889).

The spelling of 3540635436 in words is "three billion, five hundred forty million, six hundred thirty-five thousand, four hundred thirty-six".