36331530 has 16 divisors (see below), whose sum is σ = 87195744. Its totient is φ = 9688400.

The previous prime is 36331523. The next prime is 36331531. The reversal of 36331530 is 3513363.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 36331530.

It is not an unprimeable number, because it can be changed into a prime (36331531) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 605496 + ... + 605555.

It is an arithmetic number, because the mean of its divisors is an integer number (5449734).

Almost surely, 2^36331530 is an apocalyptic number.

36331530 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

36331530 is an abundant number, since it is smaller than the sum of its proper divisors (50864214).

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

36331530 is a wasteful number, since it uses less digits than its factorization.

36331530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1211061.

The product of its (nonzero) digits is 2430, while the sum is 24.

The square root of 36331530 is about 6027.5641846437. The cubic root of 36331530 is about 331.2032291862.

Adding to 36331530 its reverse (3513363), we get a palindrome (39844893).

The spelling of 36331530 in words is "thirty-six million, three hundred thirty-one thousand, five hundred thirty".