36553668 has 12 divisors (see below), whose sum is σ = 85291920. Its totient is φ = 12184552.

The previous prime is 36553637. The next prime is 36553679. The reversal of 36553668 is 86635563.

It is a tau number, because it is divible by the number of its divisors (12).

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1523058 + ... + 1523081.

It is an arithmetic number, because the mean of its divisors is an integer number (7107660).

Almost surely, 2^36553668 is an apocalyptic number.

It is an amenable number.

36553668 is an abundant number, since it is smaller than the sum of its proper divisors (48738252).

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

36553668 is a wasteful number, since it uses less digits than its factorization.

36553668 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3046146 (or 3046144 counting only the distinct ones).

The product of its digits is 388800, while the sum is 42.

The square root of 36553668 is about 6045.9629505977. The cubic root of 36553668 is about 331.8768716490.

The spelling of 36553668 in words is "thirty-six million, five hundred fifty-three thousand, six hundred sixty-eight".