36645018 has 32 divisors (see below), whose sum is σ = 75798720. Its totient is φ = 11804160.

The previous prime is 36645001. The next prime is 36645029. The reversal of 36645018 is 81054663.

36645018 is a modest number, since divided by 45018 gives 366 as remainder.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 36645018.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 20746 + ... + 22442.

It is an arithmetic number, because the mean of its divisors is an integer number (2368710).

Almost surely, 2^36645018 is an apocalyptic number.

36645018 is an abundant number, since it is smaller than the sum of its proper divisors (39153702).

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

36645018 is a wasteful number, since it uses less digits than its factorization.

36645018 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1822.

The product of its (nonzero) digits is 17280, while the sum is 33.

The square root of 36645018 is about 6053.5128644449. The cubic root of 36645018 is about 332.1531023185.

The spelling of 36645018 in words is "thirty-six million, six hundred forty-five thousand, eighteen".