2345320 has 32 divisors (see below), whose sum is σ = 5589000. Its totient is φ = 882688.

The previous prime is 2345297. The next prime is 2345327. The reversal of 2345320 is 235432.

It can be written as a sum of positive squares in 4 ways, for example, as 1435204 + 910116 = 1198^2 + 954^2 .

It is not an unprimeable number, because it can be changed into a prime (2345327) 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, 1045 + ... + 2404.

2^2345320 is an apocalyptic number.

2345320 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

2345320 is an abundant number, since it is smaller than the sum of its proper divisors (3243680).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2345320 is a wasteful number, since it uses less digits than its factorization.

2345320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3477 (or 3473 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 19.

The square root of 2345320 is about 1531.4437632509. The cubic root of 2345320 is about 132.8619745089.

The spelling of 2345320 in words is "two million, three hundred forty-five thousand, three hundred twenty".