36630440 has 96 divisors (see below), whose sum is σ = 104652000. Its totient is φ = 11410560.

The previous prime is 36630413. The next prime is 36630443. The reversal of 36630440 is 4403663.

It is not an unprimeable number, because it can be changed into a prime (36630443) 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, 20711 + ... + 22409.

It is an arithmetic number, because the mean of its divisors is an integer number (1090125).

Almost surely, 2^36630440 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 36630440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (52326000).

36630440 is an abundant number, since it is smaller than the sum of its proper divisors (68021560).

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

36630440 is a wasteful number, since it uses less digits than its factorization.

36630440 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1735 (or 1724 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 26.

The square root of 36630440 is about 6052.3086504242. The cubic root of 36630440 is about 332.1090511266.

The spelling of 36630440 in words is "thirty-six million, six hundred thirty thousand, four hundred forty".