45322331 has 6 divisors (see below), whose sum is σ = 46939932. Its totient is φ = 43758680.

The previous prime is 45322283. The next prime is 45322337. The reversal of 45322331 is 13322354.

45322331 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45322331 - 2⁶ = 45322267 is a prime.

It is a super-2 number, since 2×45322331² = 4108227374547122, which contains 22 as substring.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45322297 and 45322306.

It is not an unprimeable number, because it can be changed into a prime (45322337) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 26105 + ... + 27786.

It is an arithmetic number, because the mean of its divisors is an integer number (7823322).

Almost surely, 2^45322331 is an apocalyptic number.

45322331 is a deficient number, since it is larger than the sum of its proper divisors (1617601).

45322331 is an equidigital number, since it uses as much as digits as its factorization.

45322331 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53949 (or 53920 counting only the distinct ones).

The product of its digits is 2160, while the sum is 23.

The square root of 45322331 is about 6732.1861976627. The cubic root of 45322331 is about 356.5365677813.

Adding to 45322331 its sum of digits (23), we get a palindrome (45322354).

Adding to 45322331 its reverse (13322354), we get a palindrome (58644685).

The spelling of 45322331 in words is "forty-five million, three hundred twenty-two thousand, three hundred thirty-one".