95985721 has 8 divisors (see below), whose sum is σ = 103801544. Its totient is φ = 88231680.

The previous prime is 95985719. The next prime is 95985731. The reversal of 95985721 is 12758959.

It can be written as a sum of positive squares in 4 ways, for example, as 31809600 + 64176121 = 5640^2 + 8011^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 95985721 - 2¹ = 95985719 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (95985731) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12186 + ... + 18451.

It is an arithmetic number, because the mean of its divisors is an integer number (12975193).

Almost surely, 2^95985721 is an apocalyptic number.

It is an amenable number.

95985721 is a deficient number, since it is larger than the sum of its proper divisors (7815823).

95985721 is a wasteful number, since it uses less digits than its factorization.

95985721 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 30891.

The product of its digits is 226800, while the sum is 46.

The square root of 95985721 is about 9797.2302718677. The cubic root of 95985721 is about 457.8629939864.

The spelling of 95985721 in words is "ninety-five million, nine hundred eighty-five thousand, seven hundred twenty-one".