374509378 has 16 divisors (see below), whose sum is σ = 571983480. Its totient is φ = 183859200.

The previous prime is 374509321. The next prime is 374509379. The reversal of 374509378 is 873905473.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 211615209 + 162894169 = 14547^2 + 12763^2 .

It is not an unprimeable number, because it can be changed into a prime (374509379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 75808 + ... + 80596.

Almost surely, 2^374509378 is an apocalyptic number.

374509378 is a deficient number, since it is larger than the sum of its proper divisors (197474102).

374509378 is a wasteful number, since it uses less digits than its factorization.

374509378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5493.

The product of its (nonzero) digits is 635040, while the sum is 46.

The square root of 374509378 is about 19352.2447793531. The cubic root of 374509378 is about 720.8101592945.

The spelling of 374509378 in words is "three hundred seventy-four million, five hundred nine thousand, three hundred seventy-eight".