2269993 has 16 divisors (see below), whose sum is σ = 2678400. Its totient is φ = 1900800.

The previous prime is 2269991. The next prime is 2270003. The reversal of 2269993 is 3999622.

It is not a de Polignac number, because 2269993 - 2¹ = 2269991 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2269991) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11308 + ... + 11506.

It is an arithmetic number, because the mean of its divisors is an integer number (167400).

2^2269993 is an apocalyptic number.

It is an amenable number.

2269993 is a deficient number, since it is larger than the sum of its proper divisors (408407).

2269993 is a wasteful number, since it uses less digits than its factorization.

2269993 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 288.

The product of its digits is 52488, while the sum is 40.

The square root of 2269993 is about 1506.6495942986. The cubic root of 2269993 is about 131.4240478572.

The spelling of 2269993 in words is "two million, two hundred sixty-nine thousand, nine hundred ninety-three".