374168493 has 6 divisors (see below), whose sum is σ = 540465614. Its totient is φ = 249445656.

The previous prime is 374168471. The next prime is 374168503. The reversal of 374168493 is 394861473.

It can be written as a sum of positive squares in only one way, i.e., 352012644 + 22155849 = 18762^2 + 4707^2 .

It is not a de Polignac number, because 374168493 - 2⁶ = 374168429 is a prime.

It is a super-2 number, since 2×374168493² = 280004122307782098, which contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (374168593) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 20787130 + ... + 20787147.

Almost surely, 2^374168493 is an apocalyptic number.

It is an amenable number.

374168493 is a deficient number, since it is larger than the sum of its proper divisors (166297121).

374168493 is a wasteful number, since it uses less digits than its factorization.

374168493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41574283 (or 41574280 counting only the distinct ones).

The product of its digits is 435456, while the sum is 45.

The square root of 374168493 is about 19343.4353980879. The cubic root of 374168493 is about 720.5913948930.

The spelling of 374168493 in words is "three hundred seventy-four million, one hundred sixty-eight thousand, four hundred ninety-three".