97278000 has 160 divisors (see below), whose sum is σ = 324360192. Its totient is φ = 25056000.

The previous prime is 97277959. The next prime is 97278007. The reversal of 97278000 is 87279.

It is not an unprimeable number, because it can be changed into a prime (97278007) 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 31 ways as a sum of consecutive naturals, for example, 185739 + ... + 186261.

Almost surely, 2^97278000 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 97278000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (162180096).

97278000 is an abundant number, since it is smaller than the sum of its proper divisors (227082192).

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

97278000 is a wasteful number, since it uses less digits than its factorization.

97278000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 580 (or 564 counting only the distinct ones).

The product of its (nonzero) digits is 7056, while the sum is 33.

The square root of 97278000 is about 9862.9610158410. The cubic root of 97278000 is about 459.9086144864.

The spelling of 97278000 in words is "ninety-seven million, two hundred seventy-eight thousand".