4998539 has 32 divisors (see below), whose sum is σ = 6720000. Its totient is φ = 3683232.

The previous prime is 4998479. The next prime is 4998541. The reversal of 4998539 is 9358994.

It is a de Polignac number, because none of the positive numbers 2^k-4998539 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 4998493 and 4998502.

It is not an unprimeable number, because it can be changed into a prime (4998559) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 84692 + ... + 84750.

It is an arithmetic number, because the mean of its divisors is an integer number (210000).

Almost surely, 2^4998539 is an apocalyptic number.

4998539 is a gapful number since it is divisible by the number (49) formed by its first and last digit.

4998539 is a deficient number, since it is larger than the sum of its proper divisors (1721461).

4998539 is a wasteful number, since it uses less digits than its factorization.

4998539 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 112 (or 98 counting only the distinct ones).

The product of its digits is 349920, while the sum is 47.

The square root of 4998539 is about 2235.7412641001. The cubic root of 4998539 is about 170.9809378795.

The spelling of 4998539 in words is "four million, nine hundred ninety-eight thousand, five hundred thirty-nine".