740590 has 16 divisors (see below), whose sum is σ = 1376640. Its totient is φ = 286560.

The previous prime is 740581. The next prime is 740591. The reversal of 740590 is 95047.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740591) by changing a digit.

740590 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 885 + ... + 1504.

It is an arithmetic number, because the mean of its divisors is an integer number (86040).

2⁷⁴⁰⁵⁹⁰ is an apocalyptic number.

740590 is a deficient number, since it is larger than the sum of its proper divisors (636050).

740590 is a wasteful number, since it uses less digits than its factorization.

740590 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2427.

The product of its (nonzero) digits is 1260, while the sum is 25.

The square root of 740590 is about 860.5753889114. The cubic root of 740590 is about 90.4744492036.

The spelling of 740590 in words is "seven hundred forty thousand, five hundred ninety".