45393144 has 16 divisors (see below), whose sum is σ = 113482920. Its totient is φ = 15131040.

The previous prime is 45393143. The next prime is 45393151. The reversal of 45393144 is 44139354.

45393144 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 not an unprimeable number, because it can be changed into a prime (45393143) 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, 945667 + ... + 945714.

Almost surely, 2^45393144 is an apocalyptic number.

It is an amenable number.

45393144 is an abundant number, since it is smaller than the sum of its proper divisors (68089776).

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

45393144 is a wasteful number, since it uses less digits than its factorization.

45393144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1891390 (or 1891386 counting only the distinct ones).

The product of its digits is 25920, while the sum is 33.

The square root of 45393144 is about 6737.4434320445. The cubic root of 45393144 is about 356.7221590465.

The spelling of 45393144 in words is "forty-five million, three hundred ninety-three thousand, one hundred forty-four".