374278 has 4 divisors (see below), whose sum is σ = 561420. Its totient is φ = 187138.

The previous prime is 374239. The next prime is 374287. The reversal of 374278 is 872473.

It is a semiprime because it is the product of two primes.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

374278 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93568 + ... + 93571.

It is an arithmetic number, because the mean of its divisors is an integer number (140355).

2³⁷⁴²⁷⁸ is an apocalyptic number.

374278 is a deficient number, since it is larger than the sum of its proper divisors (187142).

374278 is a wasteful number, since it uses less digits than its factorization.

374278 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187141.

The product of its digits is 9408, while the sum is 31.

The square root of 374278 is about 611.7826411398. The cubic root of 374278 is about 72.0661685958.

The spelling of 374278 in words is "three hundred seventy-four thousand, two hundred seventy-eight".