4032378 has 24 divisors (see below), whose sum is σ = 9985248. Its totient is φ = 1152072.

The previous prime is 4032361. The next prime is 4032401. The reversal of 4032378 is 8732304.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 15876 + ... + 16127.

It is an arithmetic number, because the mean of its divisors is an integer number (416052).

Almost surely, 2^4032378 is an apocalyptic number.

4032378 is an abundant number, since it is smaller than the sum of its proper divisors (5952870).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4032378 is a wasteful number, since it uses less digits than its factorization.

4032378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32018 (or 32015 counting only the distinct ones).

The product of its (nonzero) digits is 4032, while the sum is 27.

The square root of 4032378 is about 2008.0781857288. The cubic root of 4032378 is about 159.1672619819.

It can be divided in two parts, 40323 and 78, that added together give a square (40401 = 201²).

The spelling of 4032378 in words is "four million, thirty-two thousand, three hundred seventy-eight".