376466221 has 4 divisors (see below), whose sum is σ = 377336092. Its totient is φ = 375596352.

The previous prime is 376466191. The next prime is 376466239. The reversal of 376466221 is 122664673.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 33698025 + 342768196 = 5805^2 + 18514^2 .

It is a cyclic number.

It is not a de Polignac number, because 376466221 - 2²⁷ = 242248493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (376466291) 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, 434286 + ... + 435151.

It is an arithmetic number, because the mean of its divisors is an integer number (94334023).

Almost surely, 2^376466221 is an apocalyptic number.

It is an amenable number.

376466221 is a deficient number, since it is larger than the sum of its proper divisors (869871).

376466221 is an equidigital number, since it uses as much as digits as its factorization.

376466221 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 869870.

The product of its digits is 72576, while the sum is 37.

The square root of 376466221 is about 19402.7374615027. The cubic root of 376466221 is about 722.0634102783.

The spelling of 376466221 in words is "three hundred seventy-six million, four hundred sixty-six thousand, two hundred twenty-one".