97028933 has 2 divisors, whose sum is σ = 97028934. Its totient is φ = 97028932.

The previous prime is 97028923. The next prime is 97028947. The reversal of 97028933 is 33982079.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 93276964 + 3751969 = 9658^2 + 1937^2 .

It is an emirp because it is prime and its reverse (33982079) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 97028933 - 2⁴ = 97028917 is a prime.

It is a super-2 number, since 2×97028933² = 18829227678236978, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (97028923) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 48514466 + 48514467.

It is an arithmetic number, because the mean of its divisors is an integer number (48514467).

Almost surely, 2^97028933 is an apocalyptic number.

It is an amenable number.

97028933 is a deficient number, since it is larger than the sum of its proper divisors (1).

97028933 is an equidigital number, since it uses as much as digits as its factorization.

97028933 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 81648, while the sum is 41.

The square root of 97028933 is about 9850.3265428106. The cubic root of 97028933 is about 459.5157680061.

The spelling of 97028933 in words is "ninety-seven million, twenty-eight thousand, nine hundred thirty-three".