374522009 has 4 divisors (see below), whose sum is σ = 381588516. Its totient is φ = 367455504.

The previous prime is 374521999. The next prime is 374522081. The reversal of 374522009 is 900225473.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 900225473 = 7 ⋅128603639.

It can be written as a sum of positive squares in 2 ways, for example, as 179640409 + 194881600 = 13403^2 + 13960^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-374522009 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (374522209) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3533174 + ... + 3533279.

It is an arithmetic number, because the mean of its divisors is an integer number (95397129).

Almost surely, 2^374522009 is an apocalyptic number.

It is an amenable number.

374522009 is a deficient number, since it is larger than the sum of its proper divisors (7066507).

374522009 is an equidigital number, since it uses as much as digits as its factorization.

374522009 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7066506.

The product of its (nonzero) digits is 15120, while the sum is 32.

The square root of 374522009 is about 19352.5711211715. The cubic root of 374522009 is about 720.8182627416.

The spelling of 374522009 in words is "three hundred seventy-four million, five hundred twenty-two thousand, nine".