740310320 has 20 divisors (see below), whose sum is σ = 1721221680. Its totient is φ = 296124096.

The previous prime is 740310299. The next prime is 740310323. The reversal of 740310320 is 23013047.

It is a tau number, because it is divible by the number of its divisors (20).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a junction number, because it is equal to n+sod(n) for n = 740310292 and 740310301.

It is not an unprimeable number, because it can be changed into a prime (740310323) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4626860 + ... + 4627019.

It is an arithmetic number, because the mean of its divisors is an integer number (86061084).

Almost surely, 2^740310320 is an apocalyptic number.

It is an amenable number.

740310320 is an abundant number, since it is smaller than the sum of its proper divisors (980911360).

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

740310320 is a wasteful number, since it uses less digits than its factorization.

740310320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9253892 (or 9253886 counting only the distinct ones).

The product of its (nonzero) digits is 504, while the sum is 20.

The square root of 740310320 is about 27208.6442146609. The cubic root of 740310320 is about 904.6305869969.

Adding to 740310320 its reverse (23013047), we get a palindrome (763323367).

The spelling of 740310320 in words is "seven hundred forty million, three hundred ten thousand, three hundred twenty".