43628746 has 48 divisors (see below), whose sum is σ = 80587584. Its totient is φ = 17341632.

The previous prime is 43628729. The next prime is 43628747. The reversal of 43628746 is 64782634.

It is a happy number.

43628746 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 43628699 and 43628708.

It is not an unprimeable number, because it can be changed into a prime (43628747) 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 23 ways as a sum of consecutive naturals, for example, 318390 + ... + 318526.

It is an arithmetic number, because the mean of its divisors is an integer number (1678908).

Almost surely, 2^43628746 is an apocalyptic number.

43628746 is a gapful number since it is divisible by the number (46) formed by its first and last digit.

43628746 is a deficient number, since it is larger than the sum of its proper divisors (36958838).

43628746 is a wasteful number, since it uses less digits than its factorization.

43628746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235 (or 212 counting only the distinct ones).

The product of its digits is 193536, while the sum is 40.

The square root of 43628746 is about 6605.2059771062. The cubic root of 43628746 is about 352.0391065798.

The spelling of 43628746 in words is "forty-three million, six hundred twenty-eight thousand, seven hundred forty-six".