740306 has 8 divisors (see below), whose sum is σ = 1269120. Its totient is φ = 317268.

The previous prime is 740303. The next prime is 740321. The reversal of 740306 is 603047.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 740306.

It is not an unprimeable number, because it can be changed into a prime (740303) 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, 26426 + ... + 26453.

It is an arithmetic number, because the mean of its divisors is an integer number (158640).

2⁷⁴⁰³⁰⁶ is an apocalyptic number.

740306 is a deficient number, since it is larger than the sum of its proper divisors (528814).

740306 is a wasteful number, since it uses less digits than its factorization.

740306 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 52888.

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

The square root of 740306 is about 860.4103672086. The cubic root of 740306 is about 90.4628827369.

The spelling of 740306 in words is "seven hundred forty thousand, three hundred six".