96851781 has 96 divisors (see below), whose sum is σ = 172204032. Its totient is φ = 53887680.

The previous prime is 96851779. The next prime is 96851789. The reversal of 96851781 is 18715869.

It is not a de Polignac number, because 96851781 - 2¹ = 96851779 is a prime.

It is a super-2 number, since 2×96851781² = 18760534965743922, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96851789) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 2252346 + ... + 2252388.

It is an arithmetic number, because the mean of its divisors is an integer number (1793792).

Almost surely, 2^96851781 is an apocalyptic number.

It is an amenable number.

96851781 is a deficient number, since it is larger than the sum of its proper divisors (75352251).

96851781 is a wasteful number, since it uses less digits than its factorization.

96851781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 125 (or 113 counting only the distinct ones).

The product of its digits is 120960, while the sum is 45.

The square root of 96851781 is about 9841.3302454495. The cubic root of 96851781 is about 459.2359417497.

The spelling of 96851781 in words is "ninety-six million, eight hundred fifty-one thousand, seven hundred eighty-one".