4994889 has 16 divisors (see below), whose sum is σ = 7244928. Its totient is φ = 3048192.

The previous prime is 4994851. The next prime is 4994897. The reversal of 4994889 is 9884994.

4994889 = T₅₀₁ + T₅₀₂ + ... + T₅₃₇.

It is not a de Polignac number, because 4994889 - 2⁷ = 4994761 is a prime.

It is a super-2 number, since 2×4994889² = 49897832244642, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4994819) 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 15 ways as a sum of consecutive naturals, for example, 564 + ... + 3210.

It is an arithmetic number, because the mean of its divisors is an integer number (452808).

Almost surely, 2^4994889 is an apocalyptic number.

It is an amenable number.

4994889 is a deficient number, since it is larger than the sum of its proper divisors (2250039).

4994889 is a wasteful number, since it uses less digits than its factorization.

4994889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2704.

The product of its digits is 746496, while the sum is 51.

The square root of 4994889 is about 2234.9248309507. The cubic root of 4994889 is about 170.9393102233.

The spelling of 4994889 in words is "four million, nine hundred ninety-four thousand, eight hundred eighty-nine".