607646447 has 2 divisors, whose sum is σ = 607646448. Its totient is φ = 607646446.

The previous prime is 607646393. The next prime is 607646461. The reversal of 607646447 is 744646706.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 607646447 - 2⁸ = 607646191 is a prime.

It is a Chen prime.

It is a junction number, because it is equal to n+sod(n) for n = 607646398 and 607646407.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (607646477) 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, 303823223 + 303823224.

It is an arithmetic number, because the mean of its divisors is an integer number (303823224).

Almost surely, 2^607646447 is an apocalyptic number.

607646447 is a deficient number, since it is larger than the sum of its proper divisors (1).

607646447 is an equidigital number, since it uses as much as digits as its factorization.

607646447 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 677376, while the sum is 44.

The square root of 607646447 is about 24650.4857355793. The cubic root of 607646447 is about 847.0004757860. Note that the first 3 decimals are identical.

The spelling of 607646447 in words is "six hundred seven million, six hundred forty-six thousand, four hundred forty-seven".