740567 has 4 divisors (see below), whose sum is σ = 742296. Its totient is φ = 738840.

The previous prime is 740561. The next prime is 740581. The reversal of 740567 is 765047.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 740567 - 2¹² = 736471 is a prime.

It is a Duffinian number.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 317 + ... + 1257.

It is an arithmetic number, because the mean of its divisors is an integer number (185574).

2⁷⁴⁰⁵⁶⁷ is an apocalyptic number.

740567 is a deficient number, since it is larger than the sum of its proper divisors (1729).

740567 is an equidigital number, since it uses as much as digits as its factorization.

740567 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1728.

The product of its (nonzero) digits is 5880, while the sum is 29.

The square root of 740567 is about 860.5620256553. The cubic root of 740567 is about 90.4735125928.

The spelling of 740567 in words is "seven hundred forty thousand, five hundred sixty-seven".