8426293 has 4 divisors (see below), whose sum is σ = 8513260. Its totient is φ = 8339328.

The previous prime is 8426287. The next prime is 8426381. The reversal of 8426293 is 3926248.

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

It can be written as a sum of positive squares in 2 ways, for example, as 3305124 + 5121169 = 1818^2 + 2263^2 .

It is a cyclic number.

It is not a de Polignac number, because 8426293 - 2⁵ = 8426261 is a prime.

It is a super-4 number, since 4×8426293⁴ (a number of 29 digits) contains 4444 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8426263) 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, 43338 + ... + 43531.

It is an arithmetic number, because the mean of its divisors is an integer number (2128315).

Almost surely, 2^8426293 is an apocalyptic number.

It is an amenable number.

8426293 is a deficient number, since it is larger than the sum of its proper divisors (86967).

8426293 is an equidigital number, since it uses as much as digits as its factorization.

8426293 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86966.

The product of its digits is 20736, while the sum is 34.

The square root of 8426293 is about 2902.8077786860. The cubic root of 8426293 is about 203.4911465581.

The spelling of 8426293 in words is "eight million, four hundred twenty-six thousand, two hundred ninety-three".