5049643 has 4 divisors (see below), whose sum is σ = 5096080. Its totient is φ = 5003208.

The previous prime is 5049623. The next prime is 5049659. The reversal of 5049643 is 3469405.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 3469405 = 5 ⋅693881.

It is a cyclic number.

It is not a de Polignac number, because 5049643 - 2¹³ = 5041451 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (5049613) 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, 23055 + ... + 23272.

It is an arithmetic number, because the mean of its divisors is an integer number (1274020).

Almost surely, 2^5049643 is an apocalyptic number.

5049643 is a deficient number, since it is larger than the sum of its proper divisors (46437).

5049643 is a wasteful number, since it uses less digits than its factorization.

5049643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46436.

The product of its (nonzero) digits is 12960, while the sum is 31.

The square root of 5049643 is about 2247.1410725631. The cubic root of 5049643 is about 171.5616542317.

The spelling of 5049643 in words is "five million, forty-nine thousand, six hundred forty-three".