376421273 has 2 divisors, whose sum is σ = 376421274. Its totient is φ = 376421272.

The previous prime is 376421263. The next prime is 376421281. The reversal of 376421273 is 372124673.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 375855769 + 565504 = 19387^2 + 752^2 .

It is a cyclic number.

It is not a de Polignac number, because 376421273 - 2²⁴ = 359644057 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (376421203) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188210636 + 188210637.

It is an arithmetic number, because the mean of its divisors is an integer number (188210637).

Almost surely, 2^376421273 is an apocalyptic number.

It is an amenable number.

376421273 is a deficient number, since it is larger than the sum of its proper divisors (1).

376421273 is an equidigital number, since it uses as much as digits as its factorization.

376421273 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 42336, while the sum is 35.

The square root of 376421273 is about 19401.5791367610. The cubic root of 376421273 is about 722.0346723322.

The spelling of 376421273 in words is "three hundred seventy-six million, four hundred twenty-one thousand, two hundred seventy-three".