45431852 has 12 divisors (see below), whose sum is σ = 79630656. Its totient is φ = 22680240.

The previous prime is 45431839. The next prime is 45431857. The reversal of 45431852 is 25813454.

45431852 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×45431852² = 4128106352299808, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45431857) 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 3 ways as a sum of consecutive naturals, for example, 5948 + ... + 11235.

It is an arithmetic number, because the mean of its divisors is an integer number (6635888).

Almost surely, 2^45431852 is an apocalyptic number.

It is an amenable number.

45431852 is a deficient number, since it is larger than the sum of its proper divisors (34198804).

45431852 is a wasteful number, since it uses less digits than its factorization.

45431852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17848 (or 17846 counting only the distinct ones).

The product of its digits is 19200, while the sum is 32.

The square root of 45431852 is about 6740.3154228864. The cubic root of 45431852 is about 356.8235258841.

The spelling of 45431852 in words is "forty-five million, four hundred thirty-one thousand, eight hundred fifty-two".