97016478 has 48 divisors (see below), whose sum is σ = 211509936. Its totient is φ = 29652480.

The previous prime is 97016449. The next prime is 97016509. The reversal of 97016478 is 87461079.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 244176 + ... + 244572.

It is an arithmetic number, because the mean of its divisors is an integer number (4406457).

Almost surely, 2^97016478 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 97016478, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (105754968).

97016478 is an abundant number, since it is smaller than the sum of its proper divisors (114493458).

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

97016478 is a wasteful number, since it uses less digits than its factorization.

97016478 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 669 (or 656 counting only the distinct ones).

The product of its (nonzero) digits is 84672, while the sum is 42.

The square root of 97016478 is about 9849.6943099773. The cubic root of 97016478 is about 459.4961054387.

The spelling of 97016478 in words is "ninety-seven million, sixteen thousand, four hundred seventy-eight".