672836497 has 2 divisors, whose sum is σ = 672836498. Its totient is φ = 672836496.

The previous prime is 672836473. The next prime is 672836501. The reversal of 672836497 is 794638276.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 513294336 + 159542161 = 22656^2 + 12631^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-672836497 is a prime.

It is not a weakly prime, because it can be changed into another prime (672836467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336418248 + 336418249.

It is an arithmetic number, because the mean of its divisors is an integer number (336418249).

Almost surely, 2^672836497 is an apocalyptic number.

It is an amenable number.

672836497 is a deficient number, since it is larger than the sum of its proper divisors (1).

672836497 is an equidigital number, since it uses as much as digits as its factorization.

672836497 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3048192, while the sum is 52.

The square root of 672836497 is about 25939.0920619824. The cubic root of 672836497 is about 876.2671152393.

The spelling of 672836497 in words is "six hundred seventy-two million, eight hundred thirty-six thousand, four hundred ninety-seven".