740579 has 8 divisors (see below), whose sum is σ = 864768. Its totient is φ = 621000.

The previous prime is 740561. The next prime is 740581. The reversal of 740579 is 975047.

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

It is a cyclic number.

It is not a de Polignac number, because 740579 - 2⁸ = 740323 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740549) 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, 797 + ... + 1454.

It is an arithmetic number, because the mean of its divisors is an integer number (108096).

2⁷⁴⁰⁵⁷⁹ is an apocalyptic number.

740579 is a deficient number, since it is larger than the sum of its proper divisors (124189).

740579 is a wasteful number, since it uses less digits than its factorization.

740579 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2305.

The product of its (nonzero) digits is 8820, while the sum is 32.

The square root of 740579 is about 860.5689978148. The cubic root of 740579 is about 90.4740012617.

The spelling of 740579 in words is "seven hundred forty thousand, five hundred seventy-nine".