949393 has 4 divisors (see below), whose sum is σ = 951588. Its totient is φ = 947200.

The previous prime is 949391. The next prime is 949409. The reversal of 949393 is 393949.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 393949 = 53 ⋅7433.

It can be written as a sum of positive squares in 2 ways, for example, as 831744 + 117649 = 912^2 + 343^2 .

It is a cyclic number.

It is not a de Polignac number, because 949393 - 2¹ = 949391 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (949391) 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, 208 + ... + 1393.

It is an arithmetic number, because the mean of its divisors is an integer number (237897).

2⁹⁴⁹³⁹³ is an apocalyptic number.

It is an amenable number.

949393 is a deficient number, since it is larger than the sum of its proper divisors (2195).

949393 is a wasteful number, since it uses less digits than its factorization.

949393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2194.

The product of its digits is 26244, while the sum is 37.

The square root of 949393 is about 974.3680002956. The cubic root of 949393 is about 98.2838155997.

The spelling of 949393 in words is "nine hundred forty-nine thousand, three hundred ninety-three".