36530091 has 48 divisors (see below), whose sum is σ = 59675616. Its totient is φ = 21385728.

The previous prime is 36530089. The next prime is 36530099. The reversal of 36530091 is 19003563.

36530091 is a `hidden beast` number, since 3 + 653 + 0 + 0 + 9 + 1 = 666.

It is not a de Polignac number, because 36530091 - 2¹ = 36530089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (36530099) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 266575 + ... + 266711.

It is an arithmetic number, because the mean of its divisors is an integer number (1243242).

Almost surely, 2^36530091 is an apocalyptic number.

36530091 is a deficient number, since it is larger than the sum of its proper divisors (23145525).

36530091 is a wasteful number, since it uses less digits than its factorization.

36530091 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 252 (or 249 counting only the distinct ones).

The product of its (nonzero) digits is 2430, while the sum is 27.

The square root of 36530091 is about 6044.0128226204. The cubic root of 36530091 is about 331.8055031259.

The spelling of 36530091 in words is "thirty-six million, five hundred thirty thousand, ninety-one".