6966231 has 4 divisors (see below), whose sum is σ = 9288312. Its totient is φ = 4644152.

The previous prime is 6966221. The next prime is 6966233. The reversal of 6966231 is 1326696.

It is a happy number.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-6966231 is a prime.

It is a super-2 number, since 2×6966231² = 97056748690722, which contains 22 as substring.

It is a D-number.

It is a junction number, because it is equal to n+sod(n) for n = 6966192 and 6966201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (6966233) 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, 1161036 + ... + 1161041.

It is an arithmetic number, because the mean of its divisors is an integer number (2322078).

Almost surely, 2^6966231 is an apocalyptic number.

6966231 is a deficient number, since it is larger than the sum of its proper divisors (2322081).

6966231 is a wasteful number, since it uses less digits than its factorization.

6966231 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2322080.

The product of its digits is 11664, while the sum is 33.

The square root of 6966231 is about 2639.3618546914. The cubic root of 6966231 is about 190.9850138549.

The spelling of 6966231 in words is "six million, nine hundred sixty-six thousand, two hundred thirty-one".