6369636 has 96 divisors (see below), whose sum is σ = 19317760. Its totient is φ = 1586304.

The previous prime is 6369631. The next prime is 6369653.

6369636 is nontrivially palindromic in base 10.

It is a Harshad number since it is a multiple of its sum of digits (39).

It is an alternating number because its digits alternate between even and odd.

It is a nialpdrome in base 14.

It is a junction number, because it is equal to n+sod(n) for n = 6369594 and 6369603.

It is not an unprimeable number, because it can be changed into a prime (6369631) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 20595 + ... + 20901.

Almost surely, 2^6369636 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 6369636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9658880).

6369636 is an abundant number, since it is smaller than the sum of its proper divisors (12948124).

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

6369636 is a wasteful number, since it uses less digits than its factorization.

6369636 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 353 (or 351 counting only the distinct ones).

The product of its digits is 104976, while the sum is 39.

The square root of 6369636 is about 2523.8137807691. The cubic root of 6369636 is about 185.3694685966.

The spelling of 6369636 in words is "six million, three hundred sixty-nine thousand, six hundred thirty-six".