740474 has 16 divisors (see below), whose sum is σ = 1280448. Its totient is φ = 314592.

The previous prime is 740473. The next prime is 740477. The reversal of 740474 is 474047.

It is not an unprimeable number, because it can be changed into a prime (740473) 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, 3062 + ... + 3294.

It is an arithmetic number, because the mean of its divisors is an integer number (80028).

2⁷⁴⁰⁴⁷⁴ is an apocalyptic number.

740474 is a deficient number, since it is larger than the sum of its proper divisors (539974).

740474 is a wasteful number, since it uses less digits than its factorization.

740474 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 469.

The product of its (nonzero) digits is 3136, while the sum is 26.

The square root of 740474 is about 860.5079895039. The cubic root of 740474 is about 90.4697252294.

The spelling of 740474 in words is "seven hundred forty thousand, four hundred seventy-four", and thus it is an iban number.