4995819 has 6 divisors (see below), whose sum is σ = 7216196. Its totient is φ = 3330540.

The previous prime is 4995779. The next prime is 4995827. The reversal of 4995819 is 9185994.

It is not a de Polignac number, because 4995819 - 2⁷ = 4995691 is a prime.

It is a super-2 number, since 2×4995819² = 49916414961522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4995889) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 277537 + ... + 277554.

Almost surely, 2^4995819 is an apocalyptic number.

4995819 is a deficient number, since it is larger than the sum of its proper divisors (2220377).

4995819 is a wasteful number, since it uses less digits than its factorization.

4995819 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 555097 (or 555094 counting only the distinct ones).

The product of its digits is 116640, while the sum is 45.

The square root of 4995819 is about 2235.1328819558. The cubic root of 4995819 is about 170.9499186467.

The spelling of 4995819 in words is "four million, nine hundred ninety-five thousand, eight hundred nineteen".