8497942 has 4 divisors (see below), whose sum is σ = 12746916. Its totient is φ = 4248970.

The previous prime is 8497927. The next prime is 8497963. The reversal of 8497942 is 2497948.

It is a semiprime because it is the product of two primes.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2124484 + ... + 2124487.

It is an arithmetic number, because the mean of its divisors is an integer number (3186729).

Almost surely, 2^8497942 is an apocalyptic number.

8497942 is a deficient number, since it is larger than the sum of its proper divisors (4248974).

8497942 is a wasteful number, since it uses less digits than its factorization.

8497942 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4248973.

The product of its digits is 145152, while the sum is 43.

The square root of 8497942 is about 2915.1229819683. The cubic root of 8497942 is about 204.0662830876.

The spelling of 8497942 in words is "eight million, four hundred ninety-seven thousand, nine hundred forty-two".