36813546 has 48 divisors (see below), whose sum is σ = 99448128. Its totient is φ = 9561600.

The previous prime is 36813533. The next prime is 36813563. The reversal of 36813546 is 64531863.

36813546 is a `hidden beast` number, since 36 + 81 + 3 + 546 = 666.

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 36813546.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11895 + ... + 14666.

It is an arithmetic number, because the mean of its divisors is an integer number (2071836).

Almost surely, 2^36813546 is an apocalyptic number.

36813546 is an abundant number, since it is smaller than the sum of its proper divisors (62634582).

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

36813546 is a wasteful number, since it uses less digits than its factorization.

36813546 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26587 (or 26584 counting only the distinct ones).

The product of its digits is 51840, while the sum is 36.

The square root of 36813546 is about 6067.4167485018. The cubic root of 36813546 is about 332.6615070804.

It can be divided in two parts, 3681 and 3546, that added together give a palindrome (7227).

The spelling of 36813546 in words is "thirty-six million, eight hundred thirteen thousand, five hundred forty-six".