43473473 has 16 divisors (see below), whose sum is σ = 46949760. Its totient is φ = 40153344.

The previous prime is 43473461. The next prime is 43473487. The reversal of 43473473 is 37437434.

It is a cyclic number.

It is not a de Polignac number, because 43473473 - 2⁸ = 43473217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43473413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 111563 + ... + 111951.

It is an arithmetic number, because the mean of its divisors is an integer number (2934360).

Almost surely, 2^43473473 is an apocalyptic number.

43473473 is a gapful number since it is divisible by the number (43) formed by its first and last digit.

It is an amenable number.

43473473 is a deficient number, since it is larger than the sum of its proper divisors (3476287).

43473473 is a wasteful number, since it uses less digits than its factorization.

43473473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 568.

The product of its digits is 84672, while the sum is 35.

The square root of 43473473 is about 6593.4416657767. The cubic root of 43473473 is about 351.6209790181.

The spelling of 43473473 in words is "forty-three million, four hundred seventy-three thousand, four hundred seventy-three".