45189352 has 32 divisors (see below), whose sum is σ = 91564200. Its totient is φ = 20784384.

The previous prime is 45189271. The next prime is 45189359. The reversal of 45189352 is 25398154.

It can be written as a sum of positive squares in 4 ways, for example, as 12630916 + 32558436 = 3554^2 + 5706^2 .

It is not an unprimeable number, because it can be changed into a prime (45189359) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 39898 + ... + 41014.

Almost surely, 2^45189352 is an apocalyptic number.

It is an amenable number.

45189352 is an abundant number, since it is smaller than the sum of its proper divisors (46374848).

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

45189352 is a wasteful number, since it uses less digits than its factorization.

45189352 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1525 (or 1521 counting only the distinct ones).

The product of its digits is 43200, while the sum is 37.

The square root of 45189352 is about 6722.3025817052. The cubic root of 45189352 is about 356.1875248195.

The spelling of 45189352 in words is "forty-five million, one hundred eighty-nine thousand, three hundred fifty-two".