2345545 has 8 divisors (see below), whose sum is σ = 2862720. Its totient is φ = 1844400.

The previous prime is 2345543. The next prime is 2345573. The reversal of 2345545 is 5455432.

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

It is not a de Polignac number, because 2345545 - 2¹ = 2345543 is a prime.

It is an Ulam number.

It is not an unprimeable number, because it can be changed into a prime (2345543) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3681 + ... + 4270.

It is an arithmetic number, because the mean of its divisors is an integer number (357840).

2^2345545 is an apocalyptic number.

It is an amenable number.

2345545 is a deficient number, since it is larger than the sum of its proper divisors (517175).

2345545 is an equidigital number, since it uses as much as digits as its factorization.

2345545 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8015.

The product of its digits is 12000, while the sum is 28.

The square root of 2345545 is about 1531.5172215813. The cubic root of 2345545 is about 132.8662231102.

The spelling of 2345545 in words is "two million, three hundred forty-five thousand, five hundred forty-five".