97309476 has 72 divisors (see below), whose sum is σ = 272196288. Its totient is φ = 29064000.

The previous prime is 97309453. The next prime is 97309477. The reversal of 97309476 is 67490379.

It is not an unprimeable number, because it can be changed into a prime (97309477) 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 23 ways as a sum of consecutive naturals, for example, 26386 + ... + 29846.

It is an arithmetic number, because the mean of its divisors is an integer number (3780504).

Almost surely, 2^97309476 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 97309476, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (136098144).

97309476 is an abundant number, since it is smaller than the sum of its proper divisors (174886812).

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

97309476 is a wasteful number, since it uses less digits than its factorization.

97309476 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3553 (or 3548 counting only the distinct ones).

The product of its (nonzero) digits is 285768, while the sum is 45.

The square root of 97309476 is about 9864.5565536419. The cubic root of 97309476 is about 459.9582129653.

The spelling of 97309476 in words is "ninety-seven million, three hundred nine thousand, four hundred seventy-six".