46521331 has 4 divisors (see below), whose sum is σ = 46565064. Its totient is φ = 46477600.

The previous prime is 46521239. The next prime is 46521361. The reversal of 46521331 is 13312564.

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 46521331 - 2⁹ = 46520819 is a prime.

It is a super-3 number, since 3×46521331³ (a number of 24 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 46521296 and 46521305.

It is not an unprimeable number, because it can be changed into a prime (46521361) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 20230 + ... + 22411.

It is an arithmetic number, because the mean of its divisors is an integer number (11641266).

Almost surely, 2^46521331 is an apocalyptic number.

46521331 is a deficient number, since it is larger than the sum of its proper divisors (43733).

46521331 is a wasteful number, since it uses less digits than its factorization.

46521331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 43732.

The product of its digits is 2160, while the sum is 25.

The square root of 46521331 is about 6820.6547339680. The cubic root of 46521331 is about 359.6532953220.

Adding to 46521331 its reverse (13312564), we get a palindrome (59833895).

The spelling of 46521331 in words is "forty-six million, five hundred twenty-one thousand, three hundred thirty-one".