8345746 has 4 divisors (see below), whose sum is σ = 12518622. Its totient is φ = 4172872.

The previous prime is 8345737. The next prime is 8345747. The reversal of 8345746 is 6475438.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 6475438 = 2 ⋅3237719.

It can be written as a sum of positive squares in only one way, i.e., 6275025 + 2070721 = 2505^2 + 1439^2 .

It is not an unprimeable number, because it can be changed into a prime (8345747) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2086435 + ... + 2086438.

Almost surely, 2^8345746 is an apocalyptic number.

8345746 is a deficient number, since it is larger than the sum of its proper divisors (4172876).

8345746 is a wasteful number, since it uses less digits than its factorization.

8345746 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4172875.

The product of its digits is 80640, while the sum is 37.

The square root of 8345746 is about 2888.9004828827. The cubic root of 8345746 is about 202.8406783758.

The spelling of 8345746 in words is "eight million, three hundred forty-five thousand, seven hundred forty-six".