740324 has 24 divisors (see below), whose sum is σ = 1458240. Its totient is φ = 326304.

The previous prime is 740323. The next prime is 740329. The reversal of 740324 is 423047.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 740296 and 740305.

It is not an unprimeable number, because it can be changed into a prime (740321) 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 7 ways as a sum of consecutive naturals, for example, 887 + ... + 1505.

It is an arithmetic number, because the mean of its divisors is an integer number (60760).

2⁷⁴⁰³²⁴ is an apocalyptic number.

It is an amenable number.

740324 is a deficient number, since it is larger than the sum of its proper divisors (717916).

740324 is a wasteful number, since it uses less digits than its factorization.

740324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 659 (or 657 counting only the distinct ones).

The product of its (nonzero) digits is 672, while the sum is 20.

The square root of 740324 is about 860.4208272700. The cubic root of 740324 is about 90.4636159106.

The spelling of 740324 in words is "seven hundred forty thousand, three hundred twenty-four", and thus it is an iban number.