36018540 has 48 divisors (see below), whose sum is σ = 112059360. Its totient is φ = 9604800.

The previous prime is 36018539. The next prime is 36018553. The reversal of 36018540 is 4581063.

36018540 is a `hidden beast` number, since 3 + 601 + 8 + 54 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (27).

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, 32811 + ... + 33890.

It is an arithmetic number, because the mean of its divisors is an integer number (2334570).

Almost surely, 2^36018540 is an apocalyptic number.

36018540 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

36018540 is an abundant number, since it is smaller than the sum of its proper divisors (76040820).

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

36018540 is a wasteful number, since it uses less digits than its factorization.

36018540 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66719 (or 66711 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 27.

The square root of 36018540 is about 6001.5448011325. The cubic root of 36018540 is about 330.2493982461.

The spelling of 36018540 in words is "thirty-six million, eighteen thousand, five hundred forty".