1745340320 has 48 divisors (see below), whose sum is σ = 4234823208. Its totient is φ = 679265280.

The previous prime is 1745340319. The next prime is 1745340383. The reversal of 1745340320 is 230435471.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1694474896 + 50865424 = 41164^2 + 7132^2 .

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, 141491 + ... + 153330.

Almost surely, 2^1745340320 is an apocalyptic number.

1745340320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1745340320 is an abundant number, since it is smaller than the sum of its proper divisors (2489482888).

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

1745340320 is a wasteful number, since it uses less digits than its factorization.

1745340320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 294873 (or 294865 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 29.

The square root of 1745340320 is about 41777.2703751693. The cubic root of 1745340320 is about 1204.0006107361. Note that the first 3 decimals are identical.

Adding to 1745340320 its reverse (230435471), we get a palindrome (1975775791).

The spelling of 1745340320 in words is "one billion, seven hundred forty-five million, three hundred forty thousand, three hundred twenty".