2351393 has 6 divisors (see below), whose sum is σ = 2584722. Its totient is φ = 2137520.

The previous prime is 2351357. The next prime is 2351441. The reversal of 2351393 is 3931532.

It can be written as a sum of positive squares in only one way, i.e., 1517824 + 833569 = 1232^2 + 913^2 .

It is not a de Polignac number, because 2351393 - 2⁸ = 2351137 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2351303) 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, 9596 + ... + 9837.

It is an arithmetic number, because the mean of its divisors is an integer number (430787).

2^2351393 is an apocalyptic number.

It is an amenable number.

2351393 is a deficient number, since it is larger than the sum of its proper divisors (233329).

2351393 is a wasteful number, since it uses less digits than its factorization.

2351393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19455 (or 19444 counting only the distinct ones).

The product of its digits is 2430, while the sum is 26.

The square root of 2351393 is about 1533.4252508681. The cubic root of 2351393 is about 132.9765538032.

It can be divided in two parts, 2351 and 393, that added together give a cube (2744 = 14³).

The spelling of 2351393 in words is "two million, three hundred fifty-one thousand, three hundred ninety-three".