4378672 has 20 divisors (see below), whose sum is σ = 8530456. Its totient is φ = 2177280.

The previous prime is 4378631. The next prime is 4378697. The reversal of 4378672 is 2768734.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2728 + ... + 4024.

Almost surely, 2^4378672 is an apocalyptic number.

It is an amenable number.

4378672 is a deficient number, since it is larger than the sum of its proper divisors (4151784).

4378672 is a wasteful number, since it uses less digits than its factorization.

4378672 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1516 (or 1510 counting only the distinct ones).

The product of its digits is 56448, while the sum is 37.

The square root of 4378672 is about 2092.5276581207. The cubic root of 4378672 is about 163.5990602585.

It can be divided in two parts, 4378 and 672, that added together give a triangular number (5050 = T₁₀₀).

The spelling of 4378672 in words is "four million, three hundred seventy-eight thousand, six hundred seventy-two".