97000812 has 36 divisors (see below), whose sum is σ = 249827760. Its totient is φ = 31722912.

The previous prime is 97000789. The next prime is 97000817. The reversal of 97000812 is 21800079.

It is a tau number, because it is divible by the number of its divisors (36).

It is not an unprimeable number, because it can be changed into a prime (97000817) by changing a digit.

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 11 ways as a sum of consecutive naturals, for example, 23512 + ... + 27327.

It is an arithmetic number, because the mean of its divisors is an integer number (6939660).

Almost surely, 2^97000812 is an apocalyptic number.

It is an amenable number.

97000812 is an abundant number, since it is smaller than the sum of its proper divisors (152826948).

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

97000812 is a wasteful number, since it uses less digits than its factorization.

97000812 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 50902 (or 50897 counting only the distinct ones).

The product of its (nonzero) digits is 1008, while the sum is 27.

The square root of 97000812 is about 9848.8990247641. The cubic root of 97000812 is about 459.4713713124.

The spelling of 97000812 in words is "ninety-seven million, eight hundred twelve", and thus it is an aban number.