36204531 has 16 divisors (see below), whose sum is σ = 53102208. Its totient is φ = 21939720.

The previous prime is 36204529. The next prime is 36204551. The reversal of 36204531 is 13540263.

It is a happy number.

It is not a de Polignac number, because 36204531 - 2¹ = 36204529 is a prime.

It is a super-2 number, since 2×36204531² = 2621536129859922, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (36204551) 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, 541 + ... + 8526.

It is an arithmetic number, because the mean of its divisors is an integer number (3318888).

Almost surely, 2^36204531 is an apocalyptic number.

36204531 is a deficient number, since it is larger than the sum of its proper divisors (16897677).

36204531 is an equidigital number, since it uses as much as digits as its factorization.

36204531 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9103 (or 9081 counting only the distinct ones).

The product of its (nonzero) digits is 2160, while the sum is 24.

The square root of 36204531 is about 6017.0201096556. The cubic root of 36204531 is about 330.8168651940.

Adding to 36204531 its reverse (13540263), we get a palindrome (49744794).

The spelling of 36204531 in words is "thirty-six million, two hundred four thousand, five hundred thirty-one".