4989492 has 24 divisors (see below), whose sum is σ = 12936000. Its totient is φ = 1663128.

The previous prime is 4989469. The next prime is 4989499. The reversal of 4989492 is 2949894.

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4989499) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 22992 + ... + 23207.

It is an arithmetic number, because the mean of its divisors is an integer number (539000).

Almost surely, 2^4989492 is an apocalyptic number.

It is an amenable number.

4989492 is an abundant number, since it is smaller than the sum of its proper divisors (7946508).

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

4989492 is a wasteful number, since it uses less digits than its factorization.

4989492 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46212 (or 46204 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 4989492 is about 2233.7170814586. The cubic root of 4989492 is about 170.8777211380.

The spelling of 4989492 in words is "four million, nine hundred eighty-nine thousand, four hundred ninety-two".