8726241 has 4 divisors (see below), whose sum is σ = 11634992. Its totient is φ = 5817492.

The previous prime is 8726239. The next prime is 8726243. The reversal of 8726241 is 1426278.

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 an interprime number because it is at equal distance from previous prime (8726239) and next prime (8726243).

It is not a de Polignac number, because 8726241 - 2¹ = 8726239 is a prime.

It is a super-2 number, since 2×8726241² = 152294563980162, which contains 22 as substring.

It is a Duffinian number.

8726241 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 8726199 and 8726208.

It is not an unprimeable number, because it can be changed into a prime (8726243) 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, 1454371 + ... + 1454376.

It is an arithmetic number, because the mean of its divisors is an integer number (2908748).

Almost surely, 2^8726241 is an apocalyptic number.

It is an amenable number.

8726241 is a deficient number, since it is larger than the sum of its proper divisors (2908751).

8726241 is a wasteful number, since it uses less digits than its factorization.

8726241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2908750.

The product of its digits is 5376, while the sum is 30.

The square root of 8726241 is about 2954.0211576764. The cubic root of 8726241 is about 205.8775861770.

The spelling of 8726241 in words is "eight million, seven hundred twenty-six thousand, two hundred forty-one".