4643967 has 4 divisors (see below), whose sum is σ = 6191960. Its totient is φ = 3095976.

The previous prime is 4643963. The next prime is 4643983. The reversal of 4643967 is 7693464.

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

It is not a de Polignac number, because 4643967 - 2² = 4643963 is a prime.

It is a D-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 (4643963) 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, 773992 + ... + 773997.

It is an arithmetic number, because the mean of its divisors is an integer number (1547990).

Almost surely, 2^4643967 is an apocalyptic number.

4643967 is a deficient number, since it is larger than the sum of its proper divisors (1547993).

4643967 is a wasteful number, since it uses less digits than its factorization.

4643967 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1547992.

The product of its digits is 108864, while the sum is 39.

The square root of 4643967 is about 2154.9865428814. The cubic root of 4643967 is about 166.8385378120.

The spelling of 4643967 in words is "four million, six hundred forty-three thousand, nine hundred sixty-seven".