96197621 has 4 divisors (see below), whose sum is σ = 103597452. Its totient is φ = 88797792.

The previous prime is 96197617. The next prime is 96197639. The reversal of 96197621 is 12679169.

96197621 = 1911² + 1912² + ... + 1936².

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 12679169 = 3169 ⋅4001.

It can be written as a sum of positive squares in 2 ways, for example, as 3845521 + 92352100 = 1961^2 + 9610^2 .

It is a cyclic number.

It is not a de Polignac number, because 96197621 - 2² = 96197617 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (96197641) 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, 3699896 + ... + 3699921.

It is an arithmetic number, because the mean of its divisors is an integer number (25899363).

Almost surely, 2^96197621 is an apocalyptic number.

It is an amenable number.

96197621 is a deficient number, since it is larger than the sum of its proper divisors (7399831).

96197621 is a wasteful number, since it uses less digits than its factorization.

96197621 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7399830.

The product of its digits is 40824, while the sum is 41.

The square root of 96197621 is about 9808.0385908702. The cubic root of 96197621 is about 458.1996755246.

The spelling of 96197621 in words is "ninety-six million, one hundred ninety-seven thousand, six hundred twenty-one".