6231659 has 4 divisors (see below), whose sum is σ = 7121904. Its totient is φ = 5341416.

The previous prime is 6231647. The next prime is 6231661. The reversal of 6231659 is 9561326.

It is a happy number.

6231659 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9561326 = 2 ⋅4780663.

It is a cyclic number.

It is not a de Polignac number, because 6231659 - 2¹² = 6227563 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6231629) 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, 445112 + ... + 445125.

It is an arithmetic number, because the mean of its divisors is an integer number (1780476).

Almost surely, 2^6231659 is an apocalyptic number.

6231659 is a deficient number, since it is larger than the sum of its proper divisors (890245).

6231659 is an equidigital number, since it uses as much as digits as its factorization.

6231659 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 890244.

The product of its digits is 9720, while the sum is 32.

The square root of 6231659 is about 2496.3291049058. The cubic root of 6231659 is about 184.0212148664.

The spelling of 6231659 in words is "six million, two hundred thirty-one thousand, six hundred fifty-nine".