97726244 has 48 divisors (see below), whose sum is σ = 214521216. Its totient is φ = 37843200.

The previous prime is 97726231. The next prime is 97726249. The reversal of 97726244 is 44262779.

It is not an unprimeable number, because it can be changed into a prime (97726249) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 54872 + ... + 56624.

It is an arithmetic number, because the mean of its divisors is an integer number (4469192).

Almost surely, 2^97726244 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 97726244, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (107260608).

97726244 is an abundant number, since it is smaller than the sum of its proper divisors (116794972).

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

97726244 is a wasteful number, since it uses less digits than its factorization.

97726244 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1956 (or 1954 counting only the distinct ones).

The product of its digits is 169344, while the sum is 41.

The square root of 97726244 is about 9885.6585010813. The cubic root of 97726244 is about 460.6139313649.

Multiplying 97726244 by its sum of digits (41), we get a palindrome (4006776004).

The spelling of 97726244 in words is "ninety-seven million, seven hundred twenty-six thousand, two hundred forty-four".