4990432 has 24 divisors (see below), whose sum is σ = 9877896. Its totient is φ = 2481792.

The previous prime is 4990429. The next prime is 4990439. The reversal of 4990432 is 2340994.

It is a junction number, because it is equal to n+sod(n) for n = 4990394 and 4990403.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4990439) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8583 + ... + 9145.

It is an arithmetic number, because the mean of its divisors is an integer number (411579).

Almost surely, 2^4990432 is an apocalyptic number.

It is an amenable number.

4990432 is a deficient number, since it is larger than the sum of its proper divisors (4887464).

4990432 is a wasteful number, since it uses less digits than its factorization.

4990432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 850 (or 842 counting only the distinct ones).

The product of its (nonzero) digits is 7776, while the sum is 31.

The square root of 4990432 is about 2233.9274831561. The cubic root of 4990432 is about 170.8884513534. Note that the first 3 decimals are identical.

The spelling of 4990432 in words is "four million, nine hundred ninety thousand, four hundred thirty-two".