4821641 has 8 divisors (see below), whose sum is σ = 5388768. Its totient is φ = 4276000.

The previous prime is 4821637. The next prime is 4821643. The reversal of 4821641 is 1461284.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 4821641 - 2² = 4821637 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 4821641.

It is not an unprimeable number, because it can be changed into a prime (4821643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4895 + ... + 5796.

It is an arithmetic number, because the mean of its divisors is an integer number (673596).

Almost surely, 2^4821641 is an apocalyptic number.

4821641 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

It is an amenable number.

4821641 is a deficient number, since it is larger than the sum of its proper divisors (567127).

4821641 is a wasteful number, since it uses less digits than its factorization.

4821641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10743.

The product of its digits is 1536, while the sum is 26.

The square root of 4821641 is about 2195.8235357150. The cubic root of 4821641 is about 168.9396631125.

The spelling of 4821641 in words is "four million, eight hundred twenty-one thousand, six hundred forty-one".