36094581 has 6 divisors (see below), whose sum is σ = 52136630. Its totient is φ = 24063048.

The previous prime is 36094579. The next prime is 36094601. The reversal of 36094581 is 18549063.

36094581 is a `hidden beast` number, since 3 + 609 + 45 + 8 + 1 = 666.

It can be written as a sum of positive squares in only one way, i.e., 35892081 + 202500 = 5991^2 + 450^2 .

It is not a de Polignac number, because 36094581 - 2¹ = 36094579 is a prime.

It is a super-2 number, since 2×36094581² = 2605637555131122, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36094511) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2005246 + ... + 2005263.

Almost surely, 2^36094581 is an apocalyptic number.

It is an amenable number.

36094581 is a deficient number, since it is larger than the sum of its proper divisors (16042049).

36094581 is a wasteful number, since it uses less digits than its factorization.

36094581 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4010515 (or 4010512 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The square root of 36094581 is about 6007.8765799573. The cubic root of 36094581 is about 330.4816382999.

The spelling of 36094581 in words is "thirty-six million, ninety-four thousand, five hundred eighty-one".