95666640 has 40 divisors (see below), whose sum is σ = 296567328. Its totient is φ = 25511040.

The previous prime is 95666639. The next prime is 95666647. The reversal of 95666640 is 4666659.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 95666592 and 95666601.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (95666647) 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 7 ways as a sum of consecutive naturals, for example, 199066 + ... + 199545.

Almost surely, 2^95666640 is an apocalyptic number.

It is an amenable number.

95666640 is an abundant number, since it is smaller than the sum of its proper divisors (200900688).

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

95666640 is a wasteful number, since it uses less digits than its factorization.

95666640 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 398627 (or 398621 counting only the distinct ones).

The product of its (nonzero) digits is 233280, while the sum is 42.

The square root of 95666640 is about 9780.9324708844. The cubic root of 95666640 is about 457.3550796627.

The spelling of 95666640 in words is "ninety-five million, six hundred sixty-six thousand, six hundred forty".