43476489 has 12 divisors (see below), whose sum is σ = 71770816. Its totient is φ = 24843672.

The previous prime is 43476487. The next prime is 43476493. The reversal of 43476489 is 98467434.

It is not a de Polignac number, because 43476489 - 2¹ = 43476487 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43476487) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 344989 + ... + 345114.

Almost surely, 2^43476489 is an apocalyptic number.

It is an amenable number.

43476489 is a deficient number, since it is larger than the sum of its proper divisors (28294327).

43476489 is a wasteful number, since it uses less digits than its factorization.

43476489 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 690116 (or 690113 counting only the distinct ones).

The product of its digits is 580608, while the sum is 45.

The square root of 43476489 is about 6593.6703739268. The cubic root of 43476489 is about 351.6291101401.

The spelling of 43476489 in words is "forty-three million, four hundred seventy-six thousand, four hundred eighty-nine".