9393949 has 2 divisors, whose sum is σ = 9393950. Its totient is φ = 9393948.

The previous prime is 9393929. The next prime is 9393973. The reversal of 9393949 is 9493939.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 8820900 + 573049 = 2970^2 + 757^2 .

It is a cyclic number.

It is not a de Polignac number, because 9393949 - 2⁹ = 9393437 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 9393899 and 9393908.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (9393929) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 4696974 + 4696975.

It is an arithmetic number, because the mean of its divisors is an integer number (4696975).

Almost surely, 2^9393949 is an apocalyptic number.

It is an amenable number.

9393949 is a deficient number, since it is larger than the sum of its proper divisors (1).

9393949 is an equidigital number, since it uses as much as digits as its factorization.

9393949 is an evil number, because the sum of its binary digits is even.

The product of its digits is 236196, while the sum is 46.

The square root of 9393949 is about 3064.9549751995. The cubic root of 9393949 is about 211.0001347678. Note that the first 3 decimals are identical.

The spelling of 9393949 in words is "nine million, three hundred ninety-three thousand, nine hundred forty-nine".