4345730240 has 28 divisors (see below), whose sum is σ = 10348270896. Its totient is φ = 1738291968.

The previous prime is 4345730237. The next prime is 4345730251. The reversal of 4345730240 is 420375434.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a junction number, because it is equal to n+sod(n) for n = 4345730197 and 4345730206.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6789884 + ... + 6790523.

Almost surely, 2^4345730240 is an apocalyptic number.

4345730240 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4345730240 is an abundant number, since it is smaller than the sum of its proper divisors (6002540656).

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

4345730240 is a wasteful number, since it uses less digits than its factorization.

4345730240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13580424 (or 13580414 counting only the distinct ones).

The product of its (nonzero) digits is 40320, while the sum is 32.

The square root of 4345730240 is about 65922.1528774660. The cubic root of 4345730240 is about 1631.8776260285.

The spelling of 4345730240 in words is "four billion, three hundred forty-five million, seven hundred thirty thousand, two hundred forty".