4900409 has 4 divisors (see below), whose sum is σ = 5014416. Its totient is φ = 4786404.

The previous prime is 4900397. The next prime is 4900421. The reversal of 4900409 is 9040094.

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 an interprime number because it is at equal distance from previous prime (4900397) and next prime (4900421).

It is a cyclic number.

It is not a de Polignac number, because 4900409 - 2⁴ = 4900393 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4900439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 56939 + ... + 57024.

It is an arithmetic number, because the mean of its divisors is an integer number (1253604).

Almost surely, 2^4900409 is an apocalyptic number.

It is an amenable number.

4900409 is a deficient number, since it is larger than the sum of its proper divisors (114007).

4900409 is a wasteful number, since it uses less digits than its factorization.

4900409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 114006.

The product of its (nonzero) digits is 1296, while the sum is 26.

The square root of 4900409 is about 2213.6867438732. The cubic root of 4900409 is about 169.8546508491.

The spelling of 4900409 in words is "four million, nine hundred thousand, four hundred nine".