376444665 has 56 divisors (see below), whose sum is σ = 683081280. Its totient is φ = 199057824.

The previous prime is 376444633. The next prime is 376444699. The reversal of 376444665 is 566444673.

It is a happy number.

It is not a de Polignac number, because 376444665 - 2⁵ = 376444633 is a prime.

It is a super-3 number, since 3×376444665³ (a number of 27 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a Curzon number.

It is a nialpdrome in base 9.

It is a self number, because there is not a number n which added to its sum of digits gives 376444665.

It is an unprimeable number.

It is a polite number, since it can be written in 55 ways as a sum of consecutive naturals, for example, 506284 + ... + 507026.

It is an arithmetic number, because the mean of its divisors is an integer number (12197880).

Almost surely, 2^376444665 is an apocalyptic number.

It is an amenable number.

376444665 is a deficient number, since it is larger than the sum of its proper divisors (306636615).

376444665 is an equidigital number, since it uses as much as digits as its factorization.

376444665 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905 (or 890 counting only the distinct ones).

The product of its digits is 1451520, while the sum is 45.

The square root of 376444665 is about 19402.1819649234. The cubic root of 376444665 is about 722.0496285231.

The spelling of 376444665 in words is "three hundred seventy-six million, four hundred forty-four thousand, six hundred sixty-five".