45333632 has 16 divisors (see below), whose sum is σ = 90313350. Its totient is φ = 22666752.

The previous prime is 45333581. The next prime is 45333637. The reversal of 45333632 is 23633354.

It can be written as a sum of positive squares in only one way, i.e., 23580736 + 21752896 = 4856^2 + 4664^2 .

It is a tau number, because it is divible by the number of its divisors (16).

It is a super-2 number, since 2×45333632² = 4110276380622848, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 45333595 and 45333604.

It is not an unprimeable number, because it can be changed into a prime (45333637) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 176957 + ... + 177212.

Almost surely, 2^45333632 is an apocalyptic number.

It is an amenable number.

45333632 is a deficient number, since it is larger than the sum of its proper divisors (44979718).

45333632 is an equidigital number, since it uses as much as digits as its factorization.

45333632 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354183 (or 354171 counting only the distinct ones).

The product of its digits is 19440, while the sum is 29.

The square root of 45333632 is about 6733.0254715098. The cubic root of 45333632 is about 356.5661991265.

Adding to 45333632 its reverse (23633354), we get a palindrome (68966986).

The spelling of 45333632 in words is "forty-five million, three hundred thirty-three thousand, six hundred thirty-two".