97571244 has 48 divisors (see below), whose sum is σ = 238387968. Its totient is φ = 31002048.

The previous prime is 97571239. The next prime is 97571249. The reversal of 97571244 is 44217579.

It is an interprime number because it is at equal distance from previous prime (97571239) and next prime (97571249).

It is not an unprimeable number, because it can be changed into a prime (97571249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 128514 + ... + 129270.

It is an arithmetic number, because the mean of its divisors is an integer number (4966416).

Almost surely, 2^97571244 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97571244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (119193984).

97571244 is an abundant number, since it is smaller than the sum of its proper divisors (140816724).

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

97571244 is a wasteful number, since it uses less digits than its factorization.

97571244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1254 (or 1252 counting only the distinct ones).

The product of its digits is 70560, while the sum is 39.

The square root of 97571244 is about 9877.8157504582. The cubic root of 97571244 is about 460.3702815683.

The spelling of 97571244 in words is "ninety-seven million, five hundred seventy-one thousand, two hundred forty-four".