36021544 has 16 divisors (see below), whose sum is σ = 72736020. Its totient is φ = 16625280.

The previous prime is 36021539. The next prime is 36021553. The reversal of 36021544 is 44512063.

It can be written as a sum of positive squares in 2 ways, for example, as 35545444 + 476100 = 5962^2 + 690^2 .

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, 173077 + ... + 173284.

Almost surely, 2^36021544 is an apocalyptic number.

It is an amenable number.

36021544 is an abundant number, since it is smaller than the sum of its proper divisors (36714476).

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

36021544 is a wasteful number, since it uses less digits than its factorization.

36021544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 346380 (or 346376 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 25.

The square root of 36021544 is about 6001.7950648119. The cubic root of 36021544 is about 330.2585790885.

It can be divided in two parts, 360 and 21544, that added together give a square (21904 = 148²).

The spelling of 36021544 in words is "thirty-six million, twenty-one thousand, five hundred forty-four".