97215 has 8 divisors (see below), whose sum is σ = 155568. Its totient is φ = 51840.

The previous prime is 97213. The next prime is 97231. The reversal of 97215 is 51279.

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

It is not a de Polignac number, because 97215 - 2¹ = 97213 is a prime.

It is a plaindrome in base 16.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97213) 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, 3226 + ... + 3255.

It is an arithmetic number, because the mean of its divisors is an integer number (19446).

2⁹⁷²¹⁵ is an apocalyptic number.

97215 is a deficient number, since it is larger than the sum of its proper divisors (58353).

97215 is a wasteful number, since it uses less digits than its factorization.

97215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6489.

The product of its digits is 630, while the sum is 24.

The square root of 97215 is about 311.7932006956. The cubic root of 97215 is about 45.9809309745.

The spelling of 97215 in words is "ninety-seven thousand, two hundred fifteen".