36658664 has 48 divisors (see below), whose sum is σ = 84675780. Its totient is φ = 14784000.

The previous prime is 36658631. The next prime is 36658673. The reversal of 36658664 is 46685663.

It can be written as a sum of positive squares in 2 ways, for example, as 29052100 + 7606564 = 5390^2 + 2758^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 3914 + ... + 9414.

Almost surely, 2^36658664 is an apocalyptic number.

36658664 is a gapful number since it is divisible by the number (34) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 36658664, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (42337890).

36658664 is an abundant number, since it is smaller than the sum of its proper divisors (48017116).

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

36658664 is a wasteful number, since it uses less digits than its factorization.

36658664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5538 (or 5527 counting only the distinct ones).

The product of its digits is 622080, while the sum is 44.

The square root of 36658664 is about 6054.6398736837. The cubic root of 36658664 is about 332.1943266465.

The spelling of 36658664 in words is "thirty-six million, six hundred fifty-eight thousand, six hundred sixty-four".