36461231 has 4 divisors (see below), whose sum is σ = 36512112. Its totient is φ = 36410352.

The previous prime is 36461221. The next prime is 36461251. The reversal of 36461231 is 13216463.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 36461231 - 2⁶ = 36461167 is a prime.

It is a super-2 number, since 2×36461231² = 2658842732070722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 36461231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (36461221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24350 + ... + 25803.

It is an arithmetic number, because the mean of its divisors is an integer number (9128028).

Almost surely, 2^36461231 is an apocalyptic number.

36461231 is a deficient number, since it is larger than the sum of its proper divisors (50881).

36461231 is an equidigital number, since it uses as much as digits as its factorization.

36461231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 50880.

The product of its digits is 2592, while the sum is 26.

The square root of 36461231 is about 6038.3135890744. The cubic root of 36461231 is about 331.5968851731.

Adding to 36461231 its reverse (13216463), we get a palindrome (49677694).

The spelling of 36461231 in words is "thirty-six million, four hundred sixty-one thousand, two hundred thirty-one".