97956329 has 4 divisors (see below), whose sum is σ = 103718484. Its totient is φ = 92194176.

The previous prime is 97956293. The next prime is 97956347. The reversal of 97956329 is 92365979.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 32718400 + 65237929 = 5720^2 + 8077^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97956329 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (97956829) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2881052 + ... + 2881085.

It is an arithmetic number, because the mean of its divisors is an integer number (25929621).

Almost surely, 2^97956329 is an apocalyptic number.

It is an amenable number.

97956329 is a deficient number, since it is larger than the sum of its proper divisors (5762155).

97956329 is a wasteful number, since it uses less digits than its factorization.

97956329 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5762154.

The product of its digits is 918540, while the sum is 50.

The square root of 97956329 is about 9897.2889722388. The cubic root of 97956329 is about 460.9751352336.

The spelling of 97956329 in words is "ninety-seven million, nine hundred fifty-six thousand, three hundred twenty-nine".