45604331 has 4 divisors (see below), whose sum is σ = 47587152. Its totient is φ = 43621512.

The previous prime is 45604309. The next prime is 45604337. The reversal of 45604331 is 13340654.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 13340654 = 2 ⋅6670327.

It is a cyclic number.

It is not a de Polignac number, because 45604331 - 2¹⁴ = 45587947 is a prime.

It is a super-2 number, since 2×45604331² = 4159510011915122, which contains 22 as substring.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 45604331.

It is not an unprimeable number, because it can be changed into a prime (45604337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 991376 + ... + 991421.

It is an arithmetic number, because the mean of its divisors is an integer number (11896788).

Almost surely, 2^45604331 is an apocalyptic number.

45604331 is a deficient number, since it is larger than the sum of its proper divisors (1982821).

45604331 is a wasteful number, since it uses less digits than its factorization.

45604331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1982820.

The product of its (nonzero) digits is 4320, while the sum is 26.

The square root of 45604331 is about 6753.0978817133. The cubic root of 45604331 is about 357.2745079066.

Adding to 45604331 its reverse (13340654), we get a palindrome (58944985).

The spelling of 45604331 in words is "forty-five million, six hundred four thousand, three hundred thirty-one".