97939488 has 96 divisors (see below), whose sum is σ = 266716800. Its totient is φ = 31447040.

The previous prime is 97939487. The next prime is 97939489. The reversal of 97939488 is 88493979.

It is an interprime number because it is at equal distance from previous prime (97939487) and next prime (97939489).

It is a tau number, because it is divible by the number of its divisors (96).

It is not an unprimeable number, because it can be changed into a prime (97939483) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 586381 + ... + 586547.

It is an arithmetic number, because the mean of its divisors is an integer number (2778300).

Almost surely, 2^97939488 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 97939488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (133358400).

97939488 is an abundant number, since it is smaller than the sum of its proper divisors (168777312).

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

97939488 is a wasteful number, since it uses less digits than its factorization.

97939488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 370 (or 362 counting only the distinct ones).

The product of its digits is 3919104, while the sum is 57.

The square root of 97939488 is about 9896.4381471315. The cubic root of 97939488 is about 460.9487162254.

The spelling of 97939488 in words is "ninety-seven million, nine hundred thirty-nine thousand, four hundred eighty-eight".