374218 has 16 divisors (see below), whose sum is σ = 622440. Its totient is φ = 167616.

The previous prime is 374203. The next prime is 374219. The reversal of 374218 is 812473.

374218 = 82² + 83² + ... + 118².

It can be written as a sum of positive squares in 4 ways, for example, as 288369 + 85849 = 537^2 + 293^2 .

It is a super-2 number, since 2×374218² = 280078223048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 374192 and 374201.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (374219) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 768 + ... + 1156.

2³⁷⁴²¹⁸ is an apocalyptic number.

374218 is a deficient number, since it is larger than the sum of its proper divisors (248222).

374218 is a wasteful number, since it uses less digits than its factorization.

374218 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 441.

The product of its digits is 1344, while the sum is 25.

The square root of 374218 is about 611.7336021505. The cubic root of 374218 is about 72.0623174466.

The spelling of 374218 in words is "three hundred seventy-four thousand, two hundred eighteen".