45323132 has 24 divisors (see below), whose sum is σ = 84013440. Its totient is φ = 21334320.

The previous prime is 45323129. The next prime is 45323171. The reversal of 45323132 is 23132354.

It is a junction number, because it is equal to n+sod(n) for n = 45323098 and 45323107.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 10907 + ... + 14477.

It is an arithmetic number, because the mean of its divisors is an integer number (3500560).

Almost surely, 2^45323132 is an apocalyptic number.

It is an amenable number.

45323132 is a deficient number, since it is larger than the sum of its proper divisors (38690308).

45323132 is a wasteful number, since it uses less digits than its factorization.

45323132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3761 (or 3759 counting only the distinct ones).

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

The square root of 45323132 is about 6732.2456877330. The cubic root of 45323132 is about 356.5386681742.

Adding to 45323132 its reverse (23132354), we get a palindrome (68455486).

The spelling of 45323132 in words is "forty-five million, three hundred twenty-three thousand, one hundred thirty-two".