8374993 has 4 divisors (see below), whose sum is σ = 9136368. Its totient is φ = 7613620.

The previous prime is 8374979. The next prime is 8375009. The reversal of 8374993 is 3994738.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 8374993 - 2⁹ = 8374481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (8374943) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 380671 + ... + 380692.

It is an arithmetic number, because the mean of its divisors is an integer number (2284092).

Almost surely, 2^8374993 is an apocalyptic number.

It is an amenable number.

8374993 is a deficient number, since it is larger than the sum of its proper divisors (761375).

8374993 is a wasteful number, since it uses less digits than its factorization.

8374993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 761374.

The product of its digits is 163296, while the sum is 43.

The square root of 8374993 is about 2893.9580162815. The cubic root of 8374993 is about 203.0773484435.

It can be divided in two parts, 83 and 74993, that added together give a square (75076 = 274²).

The spelling of 8374993 in words is "eight million, three hundred seventy-four thousand, nine hundred ninety-three".