97548828 has 72 divisors (see below), whose sum is σ = 249395328. Its totient is φ = 29659968.

The previous prime is 97548809. The next prime is 97548833. The reversal of 97548828 is 82884579.

It is a happy number.

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, 208651 + ... + 209117.

It is an arithmetic number, because the mean of its divisors is an integer number (3463824).

Almost surely, 2^97548828 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 97548828, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (124697664).

97548828 is an abundant number, since it is smaller than the sum of its proper divisors (151846500).

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

97548828 is a wasteful number, since it uses less digits than its factorization.

97548828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 603 (or 588 counting only the distinct ones).

The product of its digits is 1290240, while the sum is 51.

The square root of 97548828 is about 9876.6810214768. The cubic root of 97548828 is about 460.3350237397.

The spelling of 97548828 in words is "ninety-seven million, five hundred forty-eight thousand, eight hundred twenty-eight".