4899438 has 12 divisors (see below), whose sum is σ = 10615488. Its totient is φ = 1633140.

The previous prime is 4899431. The next prime is 4899439. The reversal of 4899438 is 8349984.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4899393 and 4899402.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4899431) 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 5 ways as a sum of consecutive naturals, for example, 136078 + ... + 136113.

It is an arithmetic number, because the mean of its divisors is an integer number (884624).

Almost surely, 2^4899438 is an apocalyptic number.

4899438 is an abundant number, since it is smaller than the sum of its proper divisors (5716050).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4899438 is a wasteful number, since it uses less digits than its factorization.

4899438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 272199 (or 272196 counting only the distinct ones).

The product of its digits is 248832, while the sum is 45.

The square root of 4899438 is about 2213.4674156174. The cubic root of 4899438 is about 169.8434313937.

The spelling of 4899438 in words is "four million, eight hundred ninety-nine thousand, four hundred thirty-eight".