97744896 has 72 divisors (see below), whose sum is σ = 282358440. Its totient is φ = 32575488.

The previous prime is 97744853. The next prime is 97744901. The reversal of 97744896 is 69844779.

It is a happy number.

97744896 is a `hidden beast` number, since 97 + 74 + 489 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (72).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 15781 + ... + 21083.

It is an arithmetic number, because the mean of its divisors is an integer number (3921645).

Almost surely, 2^97744896 is an apocalyptic number.

97744896 is a gapful number since it is divisible by the number (96) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97744896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (141179220).

97744896 is an abundant number, since it is smaller than the sum of its proper divisors (184613544).

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

97744896 is a wasteful number, since it uses less digits than its factorization.

97744896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5331 (or 5308 counting only the distinct ones).

The product of its digits is 3048192, while the sum is 54.

The square root of 97744896 is about 9886.6018428983. The cubic root of 97744896 is about 460.6432337105.

The spelling of 97744896 in words is "ninety-seven million, seven hundred forty-four thousand, eight hundred ninety-six".