4993919 has 4 divisors (see below), whose sum is σ = 5707344. Its totient is φ = 4280496.

The previous prime is 4993913. The next prime is 4993931. The reversal of 4993919 is 9193994.

4993919 = T₁₁₉₁ + T₁₁₉₂ + ... + T₁₁₉₇.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9193994 = 2 ⋅4596997.

It is a cyclic number.

It is not a de Polignac number, because 4993919 - 2¹⁶ = 4928383 is a prime.

It is a super-2 number, since 2×4993919² = 49878453957122, which contains 22 as substring.

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 4993919.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4993913) 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, 356702 + ... + 356715.

It is an arithmetic number, because the mean of its divisors is an integer number (1426836).

Almost surely, 2^4993919 is an apocalyptic number.

4993919 is a deficient number, since it is larger than the sum of its proper divisors (713425).

4993919 is an equidigital number, since it uses as much as digits as its factorization.

4993919 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 713424.

The product of its digits is 78732, while the sum is 44.

The square root of 4993919 is about 2234.7078108782. The cubic root of 4993919 is about 170.9282441205.

The spelling of 4993919 in words is "four million, nine hundred ninety-three thousand, nine hundred nineteen".