31672763 has 2 divisors, whose sum is σ = 31672764. Its totient is φ = 31672762.

The previous prime is 31672757. The next prime is 31672789. The reversal of 31672763 is 36727613.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 31672763 - 2⁸ = 31672507 is a prime.

It is not a weakly prime, because it can be changed into another prime (31672733) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 15836381 + 15836382.

It is an arithmetic number, because the mean of its divisors is an integer number (15836382).

Almost surely, 2^31672763 is an apocalyptic number.

31672763 is a deficient number, since it is larger than the sum of its proper divisors (1).

31672763 is an equidigital number, since it uses as much as digits as its factorization.

31672763 is an odious number, because the sum of its binary digits is odd.

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

The square root of 31672763 is about 5627.8559860750. The cubic root of 31672763 is about 316.3942996283.

The spelling of 31672763 in words is "thirty-one million, six hundred seventy-two thousand, seven hundred sixty-three".