2574378 has 48 divisors (see below), whose sum is σ = 6065280. Its totient is φ = 786048.

The previous prime is 2574353. The next prime is 2574391. The reversal of 2574378 is 8734752.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 14293 + ... + 14471.

It is an arithmetic number, because the mean of its divisors is an integer number (126360).

2^2574378 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2574378, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3032640).

2574378 is an abundant number, since it is smaller than the sum of its proper divisors (3490902).

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

2574378 is a wasteful number, since it uses less digits than its factorization.

2574378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 251 (or 248 counting only the distinct ones).

The product of its digits is 47040, while the sum is 36.

The square root of 2574378 is about 1604.4868338506. The cubic root of 2574378 is about 137.0537022848.

The spelling of 2574378 in words is "two million, five hundred seventy-four thousand, three hundred seventy-eight".