969993 has 6 divisors (see below), whose sum is σ = 1401114. Its totient is φ = 646656.

The previous prime is 969989. The next prime is 970027. The reversal of 969993 is 399969.

969993 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in only one way, i.e., 898704 + 71289 = 948^2 + 267^2 .

It is not a de Polignac number, because 969993 - 2² = 969989 is a prime.

It is not an unprimeable number, because it can be changed into a prime (969923) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 53880 + ... + 53897.

It is an arithmetic number, because the mean of its divisors is an integer number (233519).

2⁹⁶⁹⁹⁹³ is an apocalyptic number.

It is an amenable number.

969993 is a deficient number, since it is larger than the sum of its proper divisors (431121).

969993 is a wasteful number, since it uses less digits than its factorization.

969993 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107783 (or 107780 counting only the distinct ones).

The product of its digits is 118098, while the sum is 45.

The square root of 969993 is about 984.8822264616. The cubic root of 969993 is about 98.9895918045.

The spelling of 969993 in words is "nine hundred sixty-nine thousand, nine hundred ninety-three".