4293378 has 32 divisors (see below), whose sum is σ = 9768000. Its totient is φ = 1397844.

The previous prime is 4293361. The next prime is 4293389. The reversal of 4293378 is 8733924.

Its product of digits (36288) is a multiple of the sum of its prime divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 99825 + ... + 99867.

It is an arithmetic number, because the mean of its divisors is an integer number (305250).

Almost surely, 2^4293378 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4293378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4884000).

4293378 is an abundant number, since it is smaller than the sum of its proper divisors (5474622).

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

4293378 is an frugal number, since it uses more digits than its factorization.

4293378 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 140 (or 48 counting only the distinct ones).

The product of its digits is 36288, while the sum is 36.

The square root of 4293378 is about 2072.0468141430. The cubic root of 4293378 is about 162.5298154364.

The spelling of 4293378 in words is "four million, two hundred ninety-three thousand, three hundred seventy-eight".