97440912 has 60 divisors (see below), whose sum is σ = 277194684. Its totient is φ = 31944960.

The previous prime is 97440901. The next prime is 97440929. The reversal of 97440912 is 21904479.

It can be written as a sum of positive squares in 2 ways, for example, as 37161216 + 60279696 = 6096^2 + 7764^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

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 11 ways as a sum of consecutive naturals, for example, 3238 + ... + 14330.

Almost surely, 2^97440912 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 97440912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (138597342).

97440912 is an abundant number, since it is smaller than the sum of its proper divisors (179753772).

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

97440912 is a wasteful number, since it uses less digits than its factorization.

97440912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11168 (or 11159 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 36.

The square root of 97440912 is about 9871.2163384256. The cubic root of 97440912 is about 460.1652084594.

The spelling of 97440912 in words is "ninety-seven million, four hundred forty thousand, nine hundred twelve".