4641409 has 4 divisors (see below), whose sum is σ = 4649904. Its totient is φ = 4632916.

The previous prime is 4641401. The next prime is 4641437. The reversal of 4641409 is 9041464.

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 4641409 - 2³ = 4641401 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4641401) 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, 3367 + ... + 4540.

It is an arithmetic number, because the mean of its divisors is an integer number (1162476).

Almost surely, 2^4641409 is an apocalyptic number.

It is an amenable number.

4641409 is a deficient number, since it is larger than the sum of its proper divisors (8495).

4641409 is an equidigital number, since it uses as much as digits as its factorization.

4641409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8494.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 4641409 is about 2154.3929539432. The cubic root of 4641409 is about 166.8078993972.

It can be divided in two parts, 4641 and 409, that added together give a triangular number (5050 = T₁₀₀).

The spelling of 4641409 in words is "four million, six hundred forty-one thousand, four hundred nine".