731672063 has 2 divisors, whose sum is σ = 731672064. Its totient is φ = 731672062.

The previous prime is 731671999. The next prime is 731672069. The reversal of 731672063 is 360276137.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 731672063 - 2⁶ = 731671999 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (731672069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 365836031 + 365836032.

It is an arithmetic number, because the mean of its divisors is an integer number (365836032).

Almost surely, 2^731672063 is an apocalyptic number.

731672063 is a deficient number, since it is larger than the sum of its proper divisors (1).

731672063 is an equidigital number, since it uses as much as digits as its factorization.

731672063 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 31752, while the sum is 35.

The square root of 731672063 is about 27049.4373878645. The cubic root of 731672063 is about 901.0982736304.

The spelling of 731672063 in words is "seven hundred thirty-one million, six hundred seventy-two thousand, sixty-three".