97570225 has 48 divisors (see below), whose sum is σ = 138473280. Its totient is φ = 67737600.

The previous prime is 97570223. The next prime is 97570229. The reversal of 97570225 is 52207579.

It is not a de Polignac number, because 97570225 - 2¹ = 97570223 is a prime.

It is not an unprimeable number, because it can be changed into a prime (97570223) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 347085 + ... + 347365.

It is an arithmetic number, because the mean of its divisors is an integer number (2884860).

Almost surely, 2^97570225 is an apocalyptic number.

97570225 is a gapful number since it is divisible by the number (95) formed by its first and last digit.

It is an amenable number.

97570225 is a deficient number, since it is larger than the sum of its proper divisors (40903055).

97570225 is a wasteful number, since it uses less digits than its factorization.

97570225 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 370 (or 365 counting only the distinct ones).

The product of its (nonzero) digits is 44100, while the sum is 37.

The square root of 97570225 is about 9877.7641700944. The cubic root of 97570225 is about 460.3686789139.

The spelling of 97570225 in words is "ninety-seven million, five hundred seventy thousand, two hundred twenty-five".