31068896 has 12 divisors (see below), whose sum is σ = 61166952. Its totient is φ = 15534432.

The previous prime is 31068893. The next prime is 31068907. The reversal of 31068896 is 69886013.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (31068893) 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, 485420 + ... + 485483.

It is an arithmetic number, because the mean of its divisors is an integer number (5097246).

Almost surely, 2^31068896 is an apocalyptic number.

It is an amenable number.

31068896 is a deficient number, since it is larger than the sum of its proper divisors (30098056).

31068896 is an equidigital number, since it uses as much as digits as its factorization.

31068896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 970913 (or 970905 counting only the distinct ones).

The product of its (nonzero) digits is 62208, while the sum is 41.

The square root of 31068896 is about 5573.9479724877. The cubic root of 31068896 is about 314.3706119328.

The spelling of 31068896 in words is "thirty-one million, sixty-eight thousand, eight hundred ninety-six".