375774449 has 4 divisors (see below), whose sum is σ = 380301936. Its totient is φ = 371246964.

The previous prime is 375774397. The next prime is 375774527. The reversal of 375774449 is 944477573.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-375774449 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 375774397 and 375774406.

It is not an unprimeable number, because it can be changed into a prime (375734449) 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 3 ways as a sum of consecutive naturals, for example, 2263619 + ... + 2263784.

It is an arithmetic number, because the mean of its divisors is an integer number (95075484).

Almost surely, 2^375774449 is an apocalyptic number.

It is an amenable number.

375774449 is a deficient number, since it is larger than the sum of its proper divisors (4527487).

375774449 is an equidigital number, since it uses as much as digits as its factorization.

375774449 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4527486.

The product of its digits is 2963520, while the sum is 50.

The square root of 375774449 is about 19384.9026048624. The cubic root of 375774449 is about 721.6208654701.

The spelling of 375774449 in words is "three hundred seventy-five million, seven hundred seventy-four thousand, four hundred forty-nine".