376674509 has 2 divisors, whose sum is σ = 376674510. Its totient is φ = 376674508.

The previous prime is 376674439. The next prime is 376674511. The reversal of 376674509 is 905476673.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 281065225 + 95609284 = 16765^2 + 9778^2 .

It is a cyclic number.

It is not a de Polignac number, because 376674509 - 2²⁰ = 375625933 is a prime.

Together with 376674511, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (376674569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 188337254 + 188337255.

It is an arithmetic number, because the mean of its divisors is an integer number (188337255).

Almost surely, 2^376674509 is an apocalyptic number.

It is an amenable number.

376674509 is a deficient number, since it is larger than the sum of its proper divisors (1).

376674509 is an equidigital number, since it uses as much as digits as its factorization.

376674509 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 952560, while the sum is 47.

The square root of 376674509 is about 19408.1042093245. The cubic root of 376674509 is about 722.1965514093.

The spelling of 376674509 in words is "three hundred seventy-six million, six hundred seventy-four thousand, five hundred nine".