4890278 has 4 divisors (see below), whose sum is σ = 7335420. Its totient is φ = 2445138.

The previous prime is 4890269. The next prime is 4890289. The reversal of 4890278 is 8720984.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1222568 + ... + 1222571.

It is an arithmetic number, because the mean of its divisors is an integer number (1833855).

Almost surely, 2^4890278 is an apocalyptic number.

4890278 is a deficient number, since it is larger than the sum of its proper divisors (2445142).

4890278 is a wasteful number, since it uses less digits than its factorization.

4890278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2445141.

The product of its (nonzero) digits is 32256, while the sum is 38.

The square root of 4890278 is about 2211.3972958290. The cubic root of 4890278 is about 169.7375188112.

The spelling of 4890278 in words is "four million, eight hundred ninety thousand, two hundred seventy-eight".