2346445 has 8 divisors (see below), whose sum is σ = 2841336. Its totient is φ = 1860096.

The previous prime is 2346431. The next prime is 2346473. The reversal of 2346445 is 5446432.

It can be written as a sum of positive squares in 4 ways, for example, as 264196 + 2082249 = 514^2 + 1443^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 2346445 - 2⁵ = 2346413 is a prime.

It is a Duffinian number.

2346445 is a lucky number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1512 + ... + 2641.

It is an arithmetic number, because the mean of its divisors is an integer number (355167).

2^2346445 is an apocalyptic number.

It is an amenable number.

2346445 is a deficient number, since it is larger than the sum of its proper divisors (494891).

2346445 is a wasteful number, since it uses less digits than its factorization.

2346445 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4271.

The product of its digits is 11520, while the sum is 28.

The square root of 2346445 is about 1531.8110196757. The cubic root of 2346445 is about 132.8832147986.

The spelling of 2346445 in words is "two million, three hundred forty-six thousand, four hundred forty-five".