36345531 has 8 divisors (see below), whose sum is σ = 48517120. Its totient is φ = 24202152.

The previous prime is 36345527. The next prime is 36345571. The reversal of 36345531 is 13554363.

It is a happy number.

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

It is not a de Polignac number, because 36345531 - 2² = 36345527 is a prime.

It is a super-2 number, since 2×36345531² = 2641995247343922, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (36345521) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3835 + ... + 9348.

It is an arithmetic number, because the mean of its divisors is an integer number (6064640).

Almost surely, 2^36345531 is an apocalyptic number.

36345531 is a deficient number, since it is larger than the sum of its proper divisors (12171589).

36345531 is a wasteful number, since it uses less digits than its factorization.

36345531 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14105.

The product of its digits is 16200, while the sum is 30.

The square root of 36345531 is about 6028.7254871988. The cubic root of 36345531 is about 331.2457687367.

Adding to 36345531 its reverse (13554363), we get a palindrome (49899894).

The spelling of 36345531 in words is "thirty-six million, three hundred forty-five thousand, five hundred thirty-one".