97071210 has 96 divisors (see below), whose sum is σ = 268107840. Its totient is φ = 25256448.

The previous prime is 97071197. The next prime is 97071229. The reversal of 97071210 is 1217079.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 104026 + ... + 104954.

It is an arithmetic number, because the mean of its divisors is an integer number (2792790).

Almost surely, 2^97071210 is an apocalyptic number.

97071210 is a gapful number since it is divisible by the number (90) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 97071210, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (134053920).

97071210 is an abundant number, since it is smaller than the sum of its proper divisors (171036630).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

97071210 is a wasteful number, since it uses less digits than its factorization.

97071210 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 994 (or 982 counting only the distinct ones).

The product of its (nonzero) digits is 882, while the sum is 27.

The square root of 97071210 is about 9852.4722785705. The cubic root of 97071210 is about 459.5824976803.

Adding to 97071210 its reverse (1217079), we get a palindrome (98288289).

The spelling of 97071210 in words is "ninety-seven million, seventy-one thousand, two hundred ten".