4628278 has 16 divisors (see below), whose sum is σ = 7231680. Its totient is φ = 2219776.

The previous prime is 4628257. The next prime is 4628279. The reversal of 4628278 is 8728264.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4628279) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4518 + ... + 5446.

It is an arithmetic number, because the mean of its divisors is an integer number (451980).

Almost surely, 2^4628278 is an apocalyptic number.

4628278 is a deficient number, since it is larger than the sum of its proper divisors (2603402).

4628278 is a wasteful number, since it uses less digits than its factorization.

4628278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1031.

The product of its digits is 43008, while the sum is 37.

The square root of 4628278 is about 2151.3433012888. The cubic root of 4628278 is about 166.6504455324.

It can be divided in two parts, 46282 and 78, that added together give a triangular number (46360 = T₃₀₄).

The spelling of 4628278 in words is "four million, six hundred twenty-eight thousand, two hundred seventy-eight".