96620509 has 4 divisors (see below), whose sum is σ = 96730816. Its totient is φ = 96510204.

The previous prime is 96620479. The next prime is 96620519. The reversal of 96620509 is 90502669.

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 an emirpimes, since its reverse is a distinct semiprime: 90502669 = 3307 ⋅27367.

It is a cyclic number.

It is not a de Polignac number, because 96620509 - 2¹³ = 96612317 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 (96620519) 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, 53829 + ... + 55594.

It is an arithmetic number, because the mean of its divisors is an integer number (24182704).

Almost surely, 2^96620509 is an apocalyptic number.

It is an amenable number.

96620509 is a deficient number, since it is larger than the sum of its proper divisors (110307).

96620509 is a wasteful number, since it uses less digits than its factorization.

96620509 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 110306.

The product of its (nonzero) digits is 29160, while the sum is 37.

The square root of 96620509 is about 9829.5731850371. The cubic root of 96620509 is about 458.8701144888.

The spelling of 96620509 in words is "ninety-six million, six hundred twenty thousand, five hundred nine".