672484291 has 2 divisors, whose sum is σ = 672484292. Its totient is φ = 672484290.

The previous prime is 672484279. The next prime is 672484297. The reversal of 672484291 is 192484276.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 672484291 - 2²³ = 664095683 is a prime.

It is not a weakly prime, because it can be changed into another prime (672484297) 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, 336242145 + 336242146.

It is an arithmetic number, because the mean of its divisors is an integer number (336242146).

Almost surely, 2^672484291 is an apocalyptic number.

672484291 is a deficient number, since it is larger than the sum of its proper divisors (1).

672484291 is an equidigital number, since it uses as much as digits as its factorization.

672484291 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 193536, while the sum is 43.

The square root of 672484291 is about 25932.3020767536. The cubic root of 672484291 is about 876.1141903191.

The spelling of 672484291 in words is "six hundred seventy-two million, four hundred eighty-four thousand, two hundred ninety-one".