97555020 has 48 divisors (see below), whose sum is σ = 274337280. Its totient is φ = 25902016.

The previous prime is 97555013. The next prime is 97555021. The reversal of 97555020 is 2055579.

It is not an unprimeable number, because it can be changed into a prime (97555021) 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, 10939 + ... + 17741.

It is an arithmetic number, because the mean of its divisors is an integer number (5715360).

Almost surely, 2^97555020 is an apocalyptic number.

It is an amenable number.

97555020 is an abundant number, since it is smaller than the sum of its proper divisors (176782260).

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

97555020 is a wasteful number, since it uses less digits than its factorization.

97555020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7054 (or 7052 counting only the distinct ones).

The product of its (nonzero) digits is 15750, while the sum is 33.

The square root of 97555020 is about 9876.9944821287. The cubic root of 97555020 is about 460.3447635941.

The spelling of 97555020 in words is "ninety-seven million, five hundred fifty-five thousand, twenty".