6961667 has 4 divisors (see below), whose sum is σ = 7029360. Its totient is φ = 6893976.

The previous prime is 6961649. The next prime is 6961673. The reversal of 6961667 is 7661696.

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 6961667 - 2¹² = 6957571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (6961607) 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, 33692 + ... + 33897.

It is an arithmetic number, because the mean of its divisors is an integer number (1757340).

Almost surely, 2^6961667 is an apocalyptic number.

6961667 is a deficient number, since it is larger than the sum of its proper divisors (67693).

6961667 is a wasteful number, since it uses less digits than its factorization.

6961667 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 67692.

The product of its digits is 81648, while the sum is 41.

The square root of 6961667 is about 2638.4971100989. The cubic root of 6961667 is about 190.9432961249.

The spelling of 6961667 in words is "six million, nine hundred sixty-one thousand, six hundred sixty-seven".