36217664 has 42 divisors (see below), whose sum is σ = 83610450. Its totient is φ = 15520512.

The previous prime is 36217661. The next prime is 36217673. The reversal of 36217664 is 46671263.

It can be written as a sum of positive squares in only one way, i.e., 35904064 + 313600 = 5992^2 + 560^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36217661) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2639 + ... + 8910.

It is an arithmetic number, because the mean of its divisors is an integer number (1990725).

Almost surely, 2^36217664 is an apocalyptic number.

It is an amenable number.

36217664 is an abundant number, since it is smaller than the sum of its proper divisors (47392786).

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

36217664 is a wasteful number, since it uses less digits than its factorization.

36217664 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11575 (or 11558 counting only the distinct ones).

The product of its digits is 36288, while the sum is 35.

The square root of 36217664 is about 6018.1113316389. Note that the first 3 decimals coincide. The cubic root of 36217664 is about 330.8568610412.

The spelling of 36217664 in words is "thirty-six million, two hundred seventeen thousand, six hundred sixty-four".