95819621 has 4 divisors (see below), whose sum is σ = 95839200. Its totient is φ = 95800044.

The previous prime is 95819573. The next prime is 95819657. The reversal of 95819621 is 12691859.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length, and also an emirpimes, since its reverse is a distinct semiprime: 12691859 = 491 ⋅25849.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-95819621 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (95819671) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4790 + ... + 14648.

It is an arithmetic number, because the mean of its divisors is an integer number (23959800).

Almost surely, 2^95819621 is an apocalyptic number.

It is an amenable number.

95819621 is a deficient number, since it is larger than the sum of its proper divisors (19579).

95819621 is an equidigital number, since it uses as much as digits as its factorization.

95819621 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19578.

The product of its digits is 38880, while the sum is 41.

The square root of 95819621 is about 9788.7497158728. The cubic root of 95819621 is about 457.5987360925.

The spelling of 95819621 in words is "ninety-five million, eight hundred nineteen thousand, six hundred twenty-one".