4989926 has 4 divisors (see below), whose sum is σ = 7484892. Its totient is φ = 2494962.

The previous prime is 4989917. The next prime is 4989937. The reversal of 4989926 is 6299894.

It is a semiprime because it is the product of two primes.

It is a super-2 number, since 2×4989926² = 49798722970952, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1247480 + ... + 1247483.

It is an arithmetic number, because the mean of its divisors is an integer number (1871223).

Almost surely, 2^4989926 is an apocalyptic number.

4989926 is a deficient number, since it is larger than the sum of its proper divisors (2494966).

4989926 is a wasteful number, since it uses less digits than its factorization.

4989926 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2494965.

The product of its digits is 279936, while the sum is 47.

The square root of 4989926 is about 2233.8142268327. The cubic root of 4989926 is about 170.8826754688.

The spelling of 4989926 in words is "four million, nine hundred eighty-nine thousand, nine hundred twenty-six".