8344742 has 8 divisors (see below), whose sum is σ = 14305296. Its totient is φ = 3576312.

The previous prime is 8344733. The next prime is 8344759. The reversal of 8344742 is 2474438.

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

It is a junction number, because it is equal to n+sod(n) for n = 8344699 and 8344708.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 298013 + ... + 298040.

It is an arithmetic number, because the mean of its divisors is an integer number (1788162).

Almost surely, 2^8344742 is an apocalyptic number.

8344742 is a deficient number, since it is larger than the sum of its proper divisors (5960554).

8344742 is a wasteful number, since it uses less digits than its factorization.

8344742 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 596062.

The product of its digits is 21504, while the sum is 32.

The square root of 8344742 is about 2888.7267091229. The cubic root of 8344742 is about 202.8325440837.

Subtracting from 8344742 its product of digits (21504), we obtain a palindrome (8323238).

The spelling of 8344742 in words is "eight million, three hundred forty-four thousand, seven hundred forty-two".