45338132 has 18 divisors (see below), whose sum is σ = 92295882. Its totient is φ = 19430544.

The previous prime is 45338081. The next prime is 45338143. The reversal of 45338132 is 23183354.

45338132 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 42562576 + 2775556 = 6524^2 + 1666^2 .

It is a junction number, because it is equal to n+sod(n) for n = 45338095 and 45338104.

It is a congruent number.

It is an unprimeable number.

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, 115463 + ... + 115854.

It is an arithmetic number, because the mean of its divisors is an integer number (5127549).

Almost surely, 2^45338132 is an apocalyptic number.

It is an amenable number.

45338132 is an abundant number, since it is smaller than the sum of its proper divisors (46957750).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45338132 is a wasteful number, since it uses less digits than its factorization.

45338132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 231335 (or 231326 counting only the distinct ones).

The product of its digits is 8640, while the sum is 29.

The square root of 45338132 is about 6733.3596369123. The cubic root of 45338132 is about 356.5779968047.

The spelling of 45338132 in words is "forty-five million, three hundred thirty-eight thousand, one hundred thirty-two".