36623616 has 72 divisors (see below), whose sum is σ = 99828960. Its totient is φ = 11913216.

The previous prime is 36623603. The next prime is 36623623. The reversal of 36623616 is 61632663.

It is a happy number.

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 32470 + ... + 33578.

Almost surely, 2^36623616 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 36623616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (49914480).

36623616 is an abundant number, since it is smaller than the sum of its proper divisors (63205344).

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

36623616 is a wasteful number, since it uses less digits than its factorization.

36623616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1171 (or 1157 counting only the distinct ones).

The product of its digits is 23328, while the sum is 33.

The square root of 36623616 is about 6051.7448723488. The cubic root of 36623616 is about 332.0884266322.

The spelling of 36623616 in words is "thirty-six million, six hundred twenty-three thousand, six hundred sixteen".