740806328 has 32 divisors (see below), whose sum is σ = 1399628160. Its totient is φ = 367584480.

The previous prime is 740806309. The next prime is 740806397. The reversal of 740806328 is 823608047.

It is a junction number, because it is equal to n+sod(n) for n = 740806291 and 740806300.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 913043 + ... + 913853.

It is an arithmetic number, because the mean of its divisors is an integer number (43738380).

Almost surely, 2^740806328 is an apocalyptic number.

It is an amenable number.

740806328 is a deficient number, since it is larger than the sum of its proper divisors (658821832).

740806328 is a wasteful number, since it uses less digits than its factorization.

740806328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1547 (or 1543 counting only the distinct ones).

The product of its (nonzero) digits is 64512, while the sum is 38.

The square root of 740806328 is about 27217.7575858115. The cubic root of 740806328 is about 904.8325760920.

It can be divided in two parts, 74080 and 6328, that added together give a palindrome (80408).

The spelling of 740806328 in words is "seven hundred forty million, eight hundred six thousand, three hundred twenty-eight".