97278104 has 64 divisors (see below), whose sum is σ = 230895360. Its totient is φ = 37319040.

The previous prime is 97278067. The next prime is 97278133. The reversal of 97278104 is 40187279.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 40094 + ... + 42450.

It is an arithmetic number, because the mean of its divisors is an integer number (3607740).

Almost surely, 2^97278104 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 97278104, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (115447680).

97278104 is an abundant number, since it is smaller than the sum of its proper divisors (133617256).

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

97278104 is a wasteful number, since it uses less digits than its factorization.

97278104 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2448 (or 2444 counting only the distinct ones).

The product of its (nonzero) digits is 28224, while the sum is 38.

The square root of 97278104 is about 9862.9662880900. The cubic root of 97278104 is about 459.9087783826.

The spelling of 97278104 in words is "ninety-seven million, two hundred seventy-eight thousand, one hundred four".