36500000 has 84 divisors (see below), whose sum is σ = 91053522. Its totient is φ = 14400000.

The previous prime is 36499999. The next prime is 36500027. The reversal of 36500000 is 563.

It is a happy number.

It can be written as a sum of positive squares in 7 ways, for example, as 18215824 + 18284176 = 4268^2 + 4276^2 .

It is a nialpdrome in base 5.

It is an unprimeable number.

It is a polite number, since it can be written in 13 ways as a sum of consecutive naturals, for example, 499964 + ... + 500036.

Almost surely, 2^36500000 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 36500000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (45526761).

36500000 is an abundant number, since it is smaller than the sum of its proper divisors (54553522).

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

36500000 is an frugal number, since it uses more digits than its factorization.

36500000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 113 (or 80 counting only the distinct ones).

The product of its (nonzero) digits is 90, while the sum is 14.

The square root of 36500000 is about 6041.5229867973. The cubic root of 36500000 is about 331.7143718434.

Adding to 36500000 its reverse (563), we get a palindrome (36500563).

The spelling of 36500000 in words is "thirty-six million, five hundred thousand".