45243188 has 24 divisors (see below), whose sum is σ = 85022784. Its totient is φ = 20988800.

The previous prime is 45243173. The next prime is 45243197. The reversal of 45243188 is 88134254.

45243188 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 7 ways as a sum of consecutive naturals, for example, 143 + ... + 9513.

It is an arithmetic number, because the mean of its divisors is an integer number (3542616).

Almost surely, 2^45243188 is an apocalyptic number.

It is an amenable number.

45243188 is a deficient number, since it is larger than the sum of its proper divisors (39779596).

45243188 is a wasteful number, since it uses less digits than its factorization.

45243188 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9463 (or 9461 counting only the distinct ones).

The product of its digits is 30720, while the sum is 35.

The square root of 45243188 is about 6726.3056725070. The cubic root of 45243188 is about 356.3289158097.

The spelling of 45243188 in words is "forty-five million, two hundred forty-three thousand, one hundred eighty-eight".