96651521 has 4 divisors (see below), whose sum is σ = 99769344. Its totient is φ = 93533700.

The previous prime is 96651517. The next prime is 96651547. The reversal of 96651521 is 12515669.

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.

It is a cyclic number.

It is not a de Polignac number, because 96651521 - 2² = 96651517 is a prime.

It is a super-2 number, since 2×96651521² = 18683033023226882, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (96651571) 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, 1558865 + ... + 1558926.

It is an arithmetic number, because the mean of its divisors is an integer number (24942336).

Almost surely, 2^96651521 is an apocalyptic number.

It is an amenable number.

96651521 is a deficient number, since it is larger than the sum of its proper divisors (3117823).

96651521 is a wasteful number, since it uses less digits than its factorization.

96651521 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3117822.

The product of its digits is 16200, while the sum is 35.

The square root of 96651521 is about 9831.1505430443. The cubic root of 96651521 is about 458.9192033000.

The spelling of 96651521 in words is "ninety-six million, six hundred fifty-one thousand, five hundred twenty-one".