5049991 has 8 divisors (see below), whose sum is σ = 5396480. Its totient is φ = 4711608.

The previous prime is 5049983. The next prime is 5049997. The reversal of 5049991 is 1999405.

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 5049991 - 2³ = 5049983 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5049991.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5049997) 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 7 ways as a sum of consecutive naturals, for example, 711 + ... + 3256.

It is an arithmetic number, because the mean of its divisors is an integer number (674560).

Almost surely, 2^5049991 is an apocalyptic number.

5049991 is a deficient number, since it is larger than the sum of its proper divisors (346489).

5049991 is a wasteful number, since it uses less digits than its factorization.

5049991 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4053.

The product of its (nonzero) digits is 14580, while the sum is 37.

The square root of 5049991 is about 2247.2185029498. The cubic root of 5049991 is about 171.5655952419.

The spelling of 5049991 in words is "five million, forty-nine thousand, nine hundred ninety-one".