95721540 has 48 divisors (see below), whose sum is σ = 270799872. Its totient is φ = 25261056.

The previous prime is 95721539. The next prime is 95721581. The reversal of 95721540 is 4512759.

It is a super-2 number, since 2×95721540² = 18325226439943200, which contains 22 as substring.

It is an unprimeable number.

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 in 15 ways as a sum of consecutive naturals, for example, 2404 + ... + 14043.

It is an arithmetic number, because the mean of its divisors is an integer number (5641664).

Almost surely, 2^95721540 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 95721540, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (135399936).

95721540 is an abundant number, since it is smaller than the sum of its proper divisors (175078332).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

95721540 is a wasteful number, since it uses less digits than its factorization.

95721540 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16556 (or 16554 counting only the distinct ones).

The product of its (nonzero) digits is 12600, while the sum is 33.

The square root of 95721540 is about 9783.7385492459. The cubic root of 95721540 is about 457.4425500437.

The spelling of 95721540 in words is "ninety-five million, seven hundred twenty-one thousand, five hundred forty".