1035336636 has 72 divisors (see below), whose sum is σ = 2728054784. Its totient is φ = 330700320.

The previous prime is 1035336611. The next prime is 1035336637. The reversal of 1035336636 is 6366335301.

1035336636 is a `hidden beast` number, since 10 + 3 + 5 + 3 + 3 + 6 + 636 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1035336636.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1035336637) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 110445 + ... + 119451.

Almost surely, 2^1035336636 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 1035336636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1364027392).

1035336636 is an abundant number, since it is smaller than the sum of its proper divisors (1692718148).

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

1035336636 is a wasteful number, since it uses less digits than its factorization.

1035336636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9151 (or 9146 counting only the distinct ones).

The product of its (nonzero) digits is 87480, while the sum is 36.

The square root of 1035336636 is about 32176.6473704145. The cubic root of 1035336636 is about 1011.6427978462.

The spelling of 1035336636 in words is "one billion, thirty-five million, three hundred thirty-six thousand, six hundred thirty-six".