97711488 has 192 divisors, whose sum is σ = 336049200. Its totient is φ = 27869184.

The previous prime is 97711477. The next prime is 97711511. The reversal of 97711488 is 88411779.

It is a tau number, because it is divible by the number of its divisors (192).

It is a nude number because it is divisible by every one of its digits.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 169056 + ... + 169632.

Almost surely, 2^97711488 is an apocalyptic number.

97711488 is a gapful number since it is divisible by the number (98) 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 97711488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (168024600).

97711488 is an abundant number, since it is smaller than the sum of its proper divisors (238337712).

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

97711488 is a wasteful number, since it uses less digits than its factorization.

97711488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 614 (or 589 counting only the distinct ones).

The product of its digits is 112896, while the sum is 45.

The square root of 97711488 is about 9884.9121392150. The cubic root of 97711488 is about 460.5907470048.

The spelling of 97711488 in words is "ninety-seven million, seven hundred eleven thousand, four hundred eighty-eight".