97284307 has 4 divisors (see below), whose sum is σ = 98287336. Its totient is φ = 96281280.

The previous prime is 97284287. The next prime is 97284323. The reversal of 97284307 is 70348279.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-97284307 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 97284307.

It is not an unprimeable number, because it can be changed into a prime (97284377) 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, 501369 + ... + 501562.

It is an arithmetic number, because the mean of its divisors is an integer number (24571834).

Almost surely, 2^97284307 is an apocalyptic number.

97284307 is a gapful number since it is divisible by the number (97) formed by its first and last digit.

97284307 is a deficient number, since it is larger than the sum of its proper divisors (1003029).

97284307 is a wasteful number, since it uses less digits than its factorization.

97284307 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1003028.

The product of its (nonzero) digits is 84672, while the sum is 40.

The square root of 97284307 is about 9863.2807422277. The cubic root of 97284307 is about 459.9185536331.

The spelling of 97284307 in words is "ninety-seven million, two hundred eighty-four thousand, three hundred seven".