97809348 has 96 divisors (see below), whose sum is σ = 287558656. Its totient is φ = 25183872.

The previous prime is 97809343. The next prime is 97809353. The reversal of 97809348 is 84390879.

It is an interprime number because it is at equal distance from previous prime (97809343) and next prime (97809353).

It is a junction number, because it is equal to n+sod(n) for n = 97809297 and 97809306.

It is not an unprimeable number, because it can be changed into a prime (97809343) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 45915 + ... + 47997.

Almost surely, 2^97809348 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 97809348, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (143779328).

97809348 is an abundant number, since it is smaller than the sum of its proper divisors (189749308).

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

97809348 is a wasteful number, since it uses less digits than its factorization.

97809348 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2153 (or 2151 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 48.

The square root of 97809348 is about 9889.8608685866. The cubic root of 97809348 is about 460.7444593010.

The spelling of 97809348 in words is "ninety-seven million, eight hundred nine thousand, three hundred forty-eight".