36531605 has 8 divisors (see below), whose sum is σ = 47823264. Its totient is φ = 26568400.

The previous prime is 36531557. The next prime is 36531611. The reversal of 36531605 is 50613563.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 36531605 - 2⁶ = 36531541 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 332051 + ... + 332160.

It is an arithmetic number, because the mean of its divisors is an integer number (5977908).

Almost surely, 2^36531605 is an apocalyptic number.

It is an amenable number.

36531605 is a deficient number, since it is larger than the sum of its proper divisors (11291659).

36531605 is a wasteful number, since it uses less digits than its factorization.

36531605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 664227.

The product of its (nonzero) digits is 8100, while the sum is 29.

The square root of 36531605 is about 6044.1380692370. The cubic root of 36531605 is about 331.8100869870.

The spelling of 36531605 in words is "thirty-six million, five hundred thirty-one thousand, six hundred five".