3456693636 has 144 divisors (see below), whose sum is σ = 9427380480. Its totient is φ = 982238400.

The previous prime is 3456693629. The next prime is 3456693637. The reversal of 3456693636 is 6363966543.

It is a happy number.

It is a super-3 number, since 3×3456693636³ (a number of 30 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (3456693637) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2951331 + ... + 2952501.

It is an arithmetic number, because the mean of its divisors is an integer number (65467920).

Almost surely, 2^3456693636 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 3456693636, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4713690240).

3456693636 is an abundant number, since it is smaller than the sum of its proper divisors (5970686844).

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

3456693636 is a wasteful number, since it uses less digits than its factorization.

3456693636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1326 (or 1313 counting only the distinct ones).

The product of its digits is 6298560, while the sum is 51.

The square root of 3456693636 is about 58793.6530247951. The cubic root of 3456693636 is about 1512.0064020193.

The spelling of 3456693636 in words is "three billion, four hundred fifty-six million, six hundred ninety-three thousand, six hundred thirty-six".