4872278 has 4 divisors (see below), whose sum is σ = 7308420. Its totient is φ = 2436138.

The previous prime is 4872277. The next prime is 4872281. The reversal of 4872278 is 8722784.

It is a semiprime because it is the product of two 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 (4872277) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1218068 + ... + 1218071.

It is an arithmetic number, because the mean of its divisors is an integer number (1827105).

Almost surely, 2^4872278 is an apocalyptic number.

4872278 is a deficient number, since it is larger than the sum of its proper divisors (2436142).

4872278 is a wasteful number, since it uses less digits than its factorization.

4872278 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2436141.

The product of its digits is 50176, while the sum is 38.

The square root of 4872278 is about 2207.3237188958. The cubic root of 4872278 is about 169.5290077195.

The spelling of 4872278 in words is "four million, eight hundred seventy-two thousand, two hundred seventy-eight".