97615 has 8 divisors (see below), whose sum is σ = 133920. Its totient is φ = 66912.

The previous prime is 97613. The next prime is 97649. The reversal of 97615 is 51679.

It is a happy number.

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 97615 - 2¹ = 97613 is a prime.

It is a plaindrome in base 13.

It is a nialpdrome in base 7.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97613) 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, 1360 + ... + 1429.

It is an arithmetic number, because the mean of its divisors is an integer number (16740).

2⁹⁷⁶¹⁵ is an apocalyptic number.

97615 is a deficient number, since it is larger than the sum of its proper divisors (36305).

97615 is a wasteful number, since it uses less digits than its factorization.

97615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2801.

The product of its digits is 1890, while the sum is 28.

The square root of 97615 is about 312.4339930289. The cubic root of 97615 is about 46.0439089244.

The spelling of 97615 in words is "ninety-seven thousand, six hundred fifteen".