672417959 has 2 divisors, whose sum is σ = 672417960. Its totient is φ = 672417958.

The previous prime is 672417929. The next prime is 672417973. The reversal of 672417959 is 959714276.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 672417959 - 2¹⁶ = 672352423 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (672417929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 336208979 + 336208980.

It is an arithmetic number, because the mean of its divisors is an integer number (336208980).

Almost surely, 2^672417959 is an apocalyptic number.

672417959 is a deficient number, since it is larger than the sum of its proper divisors (1).

672417959 is an equidigital number, since it uses as much as digits as its factorization.

672417959 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 952560, while the sum is 50.

The square root of 672417959 is about 25931.0230997545. The cubic root of 672417959 is about 876.0853835409.

It can be divided in two parts, 672417 and 959, that added together give a palindrome (673376).

The spelling of 672417959 in words is "six hundred seventy-two million, four hundred seventeen thousand, nine hundred fifty-nine".