3420967 has 4 divisors (see below), whose sum is σ = 3731976. Its totient is φ = 3109960.

The previous prime is 3420959. The next prime is 3420973. The reversal of 3420967 is 7690243.

3420967 is digitally balanced in base 2, 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: 7690243 = 11 ⋅699113.

It is a cyclic number.

It is not a de Polignac number, because 3420967 - 2³ = 3420959 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3420367) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 155488 + ... + 155509.

It is an arithmetic number, because the mean of its divisors is an integer number (932994).

Almost surely, 2^3420967 is an apocalyptic number.

3420967 is a deficient number, since it is larger than the sum of its proper divisors (311009).

3420967 is a wasteful number, since it uses less digits than its factorization.

3420967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 311008.

The product of its (nonzero) digits is 9072, while the sum is 31.

The square root of 3420967 is about 1849.5856292694. The cubic root of 3420967 is about 150.6779241029.

The spelling of 3420967 in words is "three million, four hundred twenty thousand, nine hundred sixty-seven".