3391967 has 2 divisors, whose sum is σ = 3391968. Its totient is φ = 3391966.

The previous prime is 3391963. The next prime is 3391987. The reversal of 3391967 is 7691933.

It is a weak prime.

It is an emirp because it is prime and its reverse (7691933) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 3391967 - 2² = 3391963 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 3391967.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (3391963) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1695983 + 1695984.

It is an arithmetic number, because the mean of its divisors is an integer number (1695984).

Almost surely, 2^3391967 is an apocalyptic number.

3391967 is a deficient number, since it is larger than the sum of its proper divisors (1).

3391967 is an equidigital number, since it uses as much as digits as its factorization.

3391967 is an evil number, because the sum of its binary digits is even.

The product of its digits is 30618, while the sum is 38.

The square root of 3391967 is about 1841.7293503661. The cubic root of 3391967 is about 150.2509429132.

The spelling of 3391967 in words is "three million, three hundred ninety-one thousand, nine hundred sixty-seven".