97232820 has 24 divisors (see below), whose sum is σ = 272252064. Its totient is φ = 25928736.

The previous prime is 97232819. The next prime is 97232827. The reversal of 97232820 is 2823279.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (97232827) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 810214 + ... + 810333.

It is an arithmetic number, because the mean of its divisors is an integer number (11343836).

Almost surely, 2^97232820 is an apocalyptic number.

It is an amenable number.

97232820 is an abundant number, since it is smaller than the sum of its proper divisors (175019244).

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

97232820 is a wasteful number, since it uses less digits than its factorization.

97232820 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1620559 (or 1620557 counting only the distinct ones).

The product of its (nonzero) digits is 12096, while the sum is 33.

The square root of 97232820 is about 9860.6703626072. The cubic root of 97232820 is about 459.8374031510.

The spelling of 97232820 in words is "ninety-seven million, two hundred thirty-two thousand, eight hundred twenty".