36531147 has 16 divisors (see below), whose sum is σ = 52348032. Its totient is φ = 22577280.

The previous prime is 36531127. The next prime is 36531149. The reversal of 36531147 is 74113563.

It is not a de Polignac number, because 36531147 - 2¹¹ = 36529099 is a prime.

It is a super-2 number, since 2×36531147² = 2669049402271218, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (36531149) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1929 + ... + 8762.

It is an arithmetic number, because the mean of its divisors is an integer number (3271752).

Almost surely, 2^36531147 is an apocalyptic number.

36531147 is a deficient number, since it is larger than the sum of its proper divisors (15816885).

36531147 is a wasteful number, since it uses less digits than its factorization.

36531147 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10778.

The product of its digits is 7560, while the sum is 30.

The square root of 36531147 is about 6044.1001811684. The cubic root of 36531147 is about 331.8087003370.

The spelling of 36531147 in words is "thirty-six million, five hundred thirty-one thousand, one hundred forty-seven".