45223412 has 24 divisors (see below), whose sum is σ = 88170600. Its totient is φ = 20151936.

The previous prime is 45223397. The next prime is 45223421. The reversal of 45223412 is 21432254.

It is a happy number.

45223412 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 7203856 + 38019556 = 2684^2 + 6166^2 .

It is a super-3 number, since 3×45223412³ (a number of 24 digits) contains 333 as substring.

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, 13487 + ... + 16502.

It is an arithmetic number, because the mean of its divisors is an integer number (3673775).

Almost surely, 2^45223412 is an apocalyptic number.

It is an amenable number.

45223412 is a deficient number, since it is larger than the sum of its proper divisors (42947188).

45223412 is a wasteful number, since it uses less digits than its factorization.

45223412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30035 (or 30033 counting only the distinct ones).

The product of its digits is 1920, while the sum is 23.

The square root of 45223412 is about 6724.8354626712. The cubic root of 45223412 is about 356.2769905887.

Adding to 45223412 its reverse (21432254), we get a palindrome (66655666).

The spelling of 45223412 in words is "forty-five million, two hundred twenty-three thousand, four hundred twelve".