4621843 has 4 divisors (see below), whose sum is σ = 4634608. Its totient is φ = 4609080.

The previous prime is 4621823. The next prime is 4621847. The reversal of 4621843 is 3481264.

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-4621843 is a prime.

It is a super-2 number, since 2×4621843² = 42722865433298, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4621847) 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, 5823 + ... + 6568.

It is an arithmetic number, because the mean of its divisors is an integer number (1158652).

Almost surely, 2^4621843 is an apocalyptic number.

4621843 is a deficient number, since it is larger than the sum of its proper divisors (12765).

4621843 is a wasteful number, since it uses less digits than its factorization.

4621843 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12764.

The product of its digits is 4608, while the sum is 28.

The square root of 4621843 is about 2149.8472038729. The cubic root of 4621843 is about 166.5731746764.

The spelling of 4621843 in words is "four million, six hundred twenty-one thousand, eight hundred forty-three".