4691641 has 4 divisors (see below), whose sum is σ = 4704400. Its totient is φ = 4678884.

The previous prime is 4691627. The next prime is 4691699. The reversal of 4691641 is 1461964.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 4691641 - 2⁷ = 4691513 is a prime.

It is a super-2 number, since 2×4691641² = 44022990545762, which contains 22 as substring.

It is a Duffinian number.

4691641 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4692641) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5811 + ... + 6568.

It is an arithmetic number, because the mean of its divisors is an integer number (1176100).

Almost surely, 2^4691641 is an apocalyptic number.

It is an amenable number.

4691641 is a deficient number, since it is larger than the sum of its proper divisors (12759).

4691641 is a wasteful number, since it uses less digits than its factorization.

4691641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12758.

The product of its digits is 5184, while the sum is 31.

The square root of 4691641 is about 2166.0196213331. The cubic root of 4691641 is about 167.4075051816.

The spelling of 4691641 in words is "four million, six hundred ninety-one thousand, six hundred forty-one".