43470973 has 16 divisors (see below), whose sum is σ = 53662336. Its totient is φ = 34292160.

The previous prime is 43470961. The next prime is 43470991. The reversal of 43470973 is 37907434.

It is not a de Polignac number, because 43470973 - 2²¹ = 41373821 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (43470073) 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, 48790 + ... + 49672.

It is an arithmetic number, because the mean of its divisors is an integer number (3353896).

Almost surely, 2^43470973 is an apocalyptic number.

It is an amenable number.

43470973 is a deficient number, since it is larger than the sum of its proper divisors (10191363).

43470973 is a wasteful number, since it uses less digits than its factorization.

43470973 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1444.

The product of its (nonzero) digits is 63504, while the sum is 37.

The square root of 43470973 is about 6593.2520807262. The cubic root of 43470973 is about 351.6142387445.

The spelling of 43470973 in words is "forty-three million, four hundred seventy thousand, nine hundred seventy-three".