8426045 has 4 divisors (see below), whose sum is σ = 10111260. Its totient is φ = 6740832.

The previous prime is 8426039. The next prime is 8426059. The reversal of 8426045 is 5406248.

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 1530169 + 6895876 = 1237^2 + 2626^2 .

It is a cyclic number.

It is not a de Polignac number, because 8426045 - 2¹⁶ = 8360509 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 8425999 and 8426017.

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, 842600 + ... + 842609.

It is an arithmetic number, because the mean of its divisors is an integer number (2527815).

Almost surely, 2^8426045 is an apocalyptic number.

It is an amenable number.

8426045 is a deficient number, since it is larger than the sum of its proper divisors (1685215).

8426045 is a wasteful number, since it uses less digits than its factorization.

8426045 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1685214.

The product of its (nonzero) digits is 7680, while the sum is 29.

The square root of 8426045 is about 2902.7650611098. The cubic root of 8426045 is about 203.4891501760.

The spelling of 8426045 in words is "eight million, four hundred twenty-six thousand, forty-five".