4920238 has 8 divisors (see below), whose sum is σ = 7407288. Its totient is φ = 2451144.

The previous prime is 4920233. The next prime is 4920239. The reversal of 4920238 is 8320294.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an Ulam number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4920233) 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, 3781 + ... + 4912.

It is an arithmetic number, because the mean of its divisors is an integer number (925911).

Almost surely, 2^4920238 is an apocalyptic number.

4920238 is a deficient number, since it is larger than the sum of its proper divisors (2487050).

4920238 is a wasteful number, since it uses less digits than its factorization.

4920238 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8978.

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 4920238 is about 2218.1609499764. The cubic root of 4920238 is about 170.0834423124.

The spelling of 4920238 in words is "four million, nine hundred twenty thousand, two hundred thirty-eight".