45423412 has 12 divisors (see below), whose sum is σ = 80263456. Its totient is φ = 22491000.

The previous prime is 45423409. The next prime is 45423419. The reversal of 45423412 is 21432454.

It is a happy number.

45423412 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 (45423419) 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, 54714 + ... + 55537.

Almost surely, 2^45423412 is an apocalyptic number.

It is an amenable number.

45423412 is a deficient number, since it is larger than the sum of its proper divisors (34840044).

45423412 is a wasteful number, since it uses less digits than its factorization.

45423412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110358 (or 110356 counting only the distinct ones).

The product of its digits is 3840, while the sum is 25.

The square root of 45423412 is about 6739.6893103466. The cubic root of 45423412 is about 356.8014284867.

Adding to 45423412 its reverse (21432454), we get a palindrome (66855866).

It can be divided in two parts, 45423 and 412, that multiplied together give a square (18714276 = 4326²).

The spelling of 45423412 in words is "forty-five million, four hundred twenty-three thousand, four hundred twelve".