7969231 has 2 divisors, whose sum is σ = 7969232. Its totient is φ = 7969230.

The previous prime is 7969219. The next prime is 7969267. The reversal of 7969231 is 1329697.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 7969231 - 2⁷ = 7969103 is a prime.

It is a super-2 number, since 2×7969231² = 127017285462722, which contains 22 as substring.

7969231 is a lucky number.

It is a plaindrome in base 16.

It is a zygodrome in base 2.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (7969331) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3984615 + 3984616.

It is an arithmetic number, because the mean of its divisors is an integer number (3984616).

Almost surely, 2^7969231 is an apocalyptic number.

7969231 is a deficient number, since it is larger than the sum of its proper divisors (1).

7969231 is an equidigital number, since it uses as much as digits as its factorization.

7969231 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20412, while the sum is 37.

The square root of 7969231 is about 2822.9826425255. The cubic root of 7969231 is about 199.7432622363.

The spelling of 7969231 in words is "seven million, nine hundred sixty-nine thousand, two hundred thirty-one".