97570 has 16 divisors (see below), whose sum is σ = 191808. Its totient is φ = 35440.

The previous prime is 97561. The next prime is 97571. The reversal of 97570 is 7579.

97570 is nontrivially palindromic in base 9.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (97571) by changing a digit.

97570 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 334 + ... + 553.

It is an arithmetic number, because the mean of its divisors is an integer number (11988).

2⁹⁷⁵⁷⁰ is an apocalyptic number.

97570 is a deficient number, since it is larger than the sum of its proper divisors (94238).

97570 is a wasteful number, since it uses less digits than its factorization.

97570 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 905.

The product of its (nonzero) digits is 2205, while the sum is 28.

The square root of 97570 is about 312.3619695161. The cubic root of 97570 is about 46.0368325039.

The spelling of 97570 in words is "ninety-seven thousand, five hundred seventy".