46131223 has 4 divisors (see below), whose sum is σ = 46238688. Its totient is φ = 46023760.

The previous prime is 46131209. The next prime is 46131227. The reversal of 46131223 is 32213164.

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 46131223 - 2²¹ = 44034071 is a prime.

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 46131194 and 46131203.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (46131227) 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, 53086 + ... + 53947.

It is an arithmetic number, because the mean of its divisors is an integer number (11559672).

Almost surely, 2^46131223 is an apocalyptic number.

46131223 is a deficient number, since it is larger than the sum of its proper divisors (107465).

46131223 is a wasteful number, since it uses less digits than its factorization.

46131223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107464.

The product of its digits is 864, while the sum is 22.

The square root of 46131223 is about 6791.9969817426. The cubic root of 46131223 is about 358.6451725433.

Adding to 46131223 its reverse (32213164), we get a palindrome (78344387).

It can be divided in two parts, 461 and 31223, that added together give a square (31684 = 178²).

The spelling of 46131223 in words is "forty-six million, one hundred thirty-one thousand, two hundred twenty-three".