97563613 has 8 divisors (see below), whose sum is σ = 117369920. Its totient is φ = 79224480.

The previous prime is 97563607. The next prime is 97563637. The reversal of 97563613 is 31636579.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 97563613 - 2⁹ = 97563101 is a prime.

It is a super-2 number, since 2×97563613² = 19037317163227538, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97563643) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 366648 + ... + 366913.

It is an arithmetic number, because the mean of its divisors is an integer number (14671240).

Almost surely, 2^97563613 is an apocalyptic number.

It is an amenable number.

97563613 is a deficient number, since it is larger than the sum of its proper divisors (19806307).

97563613 is a wasteful number, since it uses less digits than its factorization.

97563613 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 733587.

The product of its digits is 102060, while the sum is 40.

The square root of 97563613 is about 9877.4294732992. The cubic root of 97563613 is about 460.3582794761.

The spelling of 97563613 in words is "ninety-seven million, five hundred sixty-three thousand, six hundred thirteen".