43489497 has 8 divisors (see below), whose sum is σ = 59856640. Its totient is φ = 28057680.

The previous prime is 43489493. The next prime is 43489507. The reversal of 43489497 is 79498434.

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

It is not a de Polignac number, because 43489497 - 2² = 43489493 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (43489493) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 233722 + ... + 233907.

It is an arithmetic number, because the mean of its divisors is an integer number (7482080).

Almost surely, 2^43489497 is an apocalyptic number.

It is an amenable number.

43489497 is a deficient number, since it is larger than the sum of its proper divisors (16367143).

43489497 is a wasteful number, since it uses less digits than its factorization.

43489497 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 467663.

The product of its digits is 870912, while the sum is 48.

The square root of 43489497 is about 6594.6567006934. The cubic root of 43489497 is about 351.6641753403.

The spelling of 43489497 in words is "forty-three million, four hundred eighty-nine thousand, four hundred ninety-seven".