43473490 has 8 divisors (see below), whose sum is σ = 78252300. Its totient is φ = 17389392.

The previous prime is 43473487. The next prime is 43473499. The reversal of 43473490 is 9437434.

43473490 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 2 ways, for example, as 39980329 + 3493161 = 6323^2 + 1869^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (43473499) 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, 2173665 + ... + 2173684.

Almost surely, 2^43473490 is an apocalyptic number.

43473490 is a deficient number, since it is larger than the sum of its proper divisors (34778810).

43473490 is a wasteful number, since it uses less digits than its factorization.

43473490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4347356.

The product of its (nonzero) digits is 36288, while the sum is 34.

The square root of 43473490 is about 6593.4429549364. The cubic root of 43473490 is about 351.6210248510.

The spelling of 43473490 in words is "forty-three million, four hundred seventy-three thousand, four hundred ninety".