97076321 has 4 divisors (see below), whose sum is σ = 97209492. Its totient is φ = 96943152.

The previous prime is 97076297. The next prime is 97076333. The reversal of 97076321 is 12367079.

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 93219025 + 3857296 = 9655^2 + 1964^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97076321 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (97076351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 65486 + ... + 66951.

It is an arithmetic number, because the mean of its divisors is an integer number (24302373).

Almost surely, 2^97076321 is an apocalyptic number.

It is an amenable number.

97076321 is a deficient number, since it is larger than the sum of its proper divisors (133171).

97076321 is a wasteful number, since it uses less digits than its factorization.

97076321 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133170.

The product of its (nonzero) digits is 15876, while the sum is 35.

The square root of 97076321 is about 9852.7316516791. The cubic root of 97076321 is about 459.5905635285.

The spelling of 97076321 in words is "ninety-seven million, seventy-six thousand, three hundred twenty-one".