36741591 has 12 divisors (see below), whose sum is σ = 53137968. Its totient is φ = 24463584.

The previous prime is 36741589. The next prime is 36741599. The reversal of 36741591 is 19514763.

36741591 is a `hidden beast` number, since 3 + 67 + 4 + 1 + 591 = 666.

It is not a de Polignac number, because 36741591 - 2¹ = 36741589 is a prime.

It is a super-2 number, since 2×36741591² = 2699889018422562, which contains 22 as substring.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36741599) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6771 + ... + 10923.

It is an arithmetic number, because the mean of its divisors is an integer number (4428164).

Almost surely, 2^36741591 is an apocalyptic number.

36741591 is a deficient number, since it is larger than the sum of its proper divisors (16396377).

36741591 is a wasteful number, since it uses less digits than its factorization.

36741591 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5142 (or 5139 counting only the distinct ones).

The product of its digits is 22680, while the sum is 36.

The square root of 36741591 is about 6061.4842241814. The cubic root of 36741591 is about 332.4446279361. Note that the first 3 decimals are identical.

The spelling of 36741591 in words is "thirty-six million, seven hundred forty-one thousand, five hundred ninety-one".