5179749 has 8 divisors (see below), whose sum is σ = 6931872. Its totient is φ = 3440400.

The previous prime is 5179739. The next prime is 5179831. The reversal of 5179749 is 9479715.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5179749 - 2¹¹ = 5177701 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5179749.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5179709) 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, 2202 + ... + 3899.

It is an arithmetic number, because the mean of its divisors is an integer number (866484).

Almost surely, 2^5179749 is an apocalyptic number.

It is an amenable number.

5179749 is a deficient number, since it is larger than the sum of its proper divisors (1752123).

5179749 is a wasteful number, since it uses less digits than its factorization.

5179749 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6387.

The product of its digits is 79380, while the sum is 42.

The square root of 5179749 is about 2275.9061931459. The cubic root of 5179749 is about 173.0226283787.

It can be divided in two parts, 51 and 79749, that added together give a triangular number (79800 = T₃₉₉).

The spelling of 5179749 in words is "five million, one hundred seventy-nine thousand, seven hundred forty-nine".