670336361 has 2 divisors, whose sum is σ = 670336362. Its totient is φ = 670336360.

The previous prime is 670336339. The next prime is 670336411. The reversal of 670336361 is 163633076.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 355096336 + 315240025 = 18844^2 + 17755^2 .

It is a cyclic number.

It is not a de Polignac number, because 670336361 - 2²⁶ = 603227497 is a prime.

It is not a weakly prime, because it can be changed into another prime (670356361) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 335168180 + 335168181.

It is an arithmetic number, because the mean of its divisors is an integer number (335168181).

Almost surely, 2^670336361 is an apocalyptic number.

It is an amenable number.

670336361 is a deficient number, since it is larger than the sum of its proper divisors (1).

670336361 is an equidigital number, since it uses as much as digits as its factorization.

670336361 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 40824, while the sum is 35.

The square root of 670336361 is about 25890.8547753835. The cubic root of 670336361 is about 875.1804192860.

The spelling of 670336361 in words is "six hundred seventy million, three hundred thirty-six thousand, three hundred sixty-one".