5044909 has 4 divisors (see below), whose sum is σ = 5207680. Its totient is φ = 4882140.

The previous prime is 5044901. The next prime is 5044939. The reversal of 5044909 is 9094405.

It is a happy number.

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 5044909 - 2³ = 5044901 is a prime.

It is a super-2 number, since 2×5044909² = 50902213636562, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (31), and also a Moran number because the ratio is a prime number: 162739 = 5044909 / (5 + 0 + 4 + 4 + 9 + 0 + 9).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5044901) 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, 81339 + ... + 81400.

It is an arithmetic number, because the mean of its divisors is an integer number (1301920).

Almost surely, 2^5044909 is an apocalyptic number.

It is an amenable number.

5044909 is a deficient number, since it is larger than the sum of its proper divisors (162771).

5044909 is a wasteful number, since it uses less digits than its factorization.

5044909 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 162770.

The product of its (nonzero) digits is 6480, while the sum is 31.

The square root of 5044909 is about 2246.0874871652. The cubic root of 5044909 is about 171.5080249087.

The spelling of 5044909 in words is "five million, forty-four thousand, nine hundred nine".