31385096 has 16 divisors (see below), whose sum is σ = 60099840. Its totient is φ = 15358480.

The previous prime is 31385083. The next prime is 31385099. The reversal of 31385096 is 69058313.

It is not an unprimeable number, because it can be changed into a prime (31385099) 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 in 3 ways as a sum of consecutive naturals, for example, 41360 + ... + 42111.

It is an arithmetic number, because the mean of its divisors is an integer number (3756240).

Almost surely, 2^31385096 is an apocalyptic number.

It is an amenable number.

31385096 is a deficient number, since it is larger than the sum of its proper divisors (28714744).

31385096 is a wasteful number, since it uses less digits than its factorization.

31385096 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83524 (or 83520 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 35.

The square root of 31385096 is about 5602.2402661792. The cubic root of 31385096 is about 315.4335040855.

The spelling of 31385096 in words is "thirty-one million, three hundred eighty-five thousand, ninety-six".