675563231 has 4 divisors (see below), whose sum is σ = 772072272. Its totient is φ = 579054192.

The previous prime is 675563179. The next prime is 675563257. The reversal of 675563231 is 132365576.

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

It is a cyclic number.

It is not a de Polignac number, because 675563231 - 2¹⁴ = 675546847 is a prime.

It is a super-2 number, since 2×675563231² = 912771358158318722, which contains 22 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 (675563261) 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, 48254510 + ... + 48254523.

It is an arithmetic number, because the mean of its divisors is an integer number (193018068).

Almost surely, 2^675563231 is an apocalyptic number.

675563231 is a deficient number, since it is larger than the sum of its proper divisors (96509041).

675563231 is an equidigital number, since it uses as much as digits as its factorization.

675563231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 96509040.

The product of its digits is 113400, while the sum is 38.

The square root of 675563231 is about 25991.5992389849. The cubic root of 675563231 is about 877.4492384388.

The spelling of 675563231 in words is "six hundred seventy-five million, five hundred sixty-three thousand, two hundred thirty-one".