36531312 has 20 divisors (see below), whose sum is σ = 94372680. Its totient is φ = 12177088.

The previous prime is 36531311. The next prime is 36531323. The reversal of 36531312 is 21313563.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36531311) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 380487 + ... + 380582.

It is an arithmetic number, because the mean of its divisors is an integer number (4718634).

Almost surely, 2^36531312 is an apocalyptic number.

It is an amenable number.

36531312 is an abundant number, since it is smaller than the sum of its proper divisors (57841368).

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

36531312 is a wasteful number, since it uses less digits than its factorization.

36531312 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761080 (or 761074 counting only the distinct ones).

The product of its digits is 1620, while the sum is 24.

The square root of 36531312 is about 6044.1138308275. The cubic root of 36531312 is about 331.8091998956.

Adding to 36531312 its reverse (21313563), we get a palindrome (57844875).

The spelling of 36531312 in words is "thirty-six million, five hundred thirty-one thousand, three hundred twelve".