99934657 has 2 divisors, whose sum is σ = 99934658. Its totient is φ = 99934656.

The previous prime is 99934631. The next prime is 99934663. The reversal of 99934657 is 75643999.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 99920016 + 14641 = 9996^2 + 121^2 .

It is a cyclic number.

It is not a de Polignac number, because 99934657 - 2¹⁵ = 99901889 is a prime.

It is not a weakly prime, because it can be changed into another prime (99934157) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49967328 + 49967329.

It is an arithmetic number, because the mean of its divisors is an integer number (49967329).

Almost surely, 2^99934657 is an apocalyptic number.

It is an amenable number.

99934657 is a deficient number, since it is larger than the sum of its proper divisors (1).

99934657 is an equidigital number, since it uses as much as digits as its factorization.

99934657 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1837080, while the sum is 52.

The square root of 99934657 is about 9996.7323161121. The cubic root of 99934657 is about 464.0577628866.

The spelling of 99934657 in words is "ninety-nine million, nine hundred thirty-four thousand, six hundred fifty-seven".