36321516 has 72 divisors (see below), whose sum is σ = 114476544. Its totient is φ = 9433440.

The previous prime is 36321511. The next prime is 36321517. The reversal of 36321516 is 61512363.

36321516 is a `hidden beast` number, since 3 + 632 + 15 + 16 = 666.

It is a Smith number, since the sum of its digits (27) coincides with the sum of the digits of its prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 36321516.

It is not an unprimeable number, because it can be changed into a prime (36321511) 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, 3780 + ... + 9323.

It is an arithmetic number, because the mean of its divisors is an integer number (1589952).

Almost surely, 2^36321516 is an apocalyptic number.

36321516 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

36321516 is an abundant number, since it is smaller than the sum of its proper divisors (78155028).

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

36321516 is a wasteful number, since it uses less digits than its factorization.

36321516 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13131 (or 13126 counting only the distinct ones).

The product of its digits is 3240, while the sum is 27.

The square root of 36321516 is about 6026.7334435829. The cubic root of 36321516 is about 331.1727967225.

Adding to 36321516 its reverse (61512363), we get a palindrome (97833879).

The spelling of 36321516 in words is "thirty-six million, three hundred twenty-one thousand, five hundred sixteen".