740767 has 4 divisors (see below), whose sum is σ = 756576. Its totient is φ = 724960.

The previous prime is 740749. The next prime is 740801. The reversal of 740767 is 767047.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 767047 = 37 ⋅20731.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-740767 is a prime.

It is a Smith number, since the sum of its digits (31) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

740767 is a lucky number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740717) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7834 + ... + 7927.

It is an arithmetic number, because the mean of its divisors is an integer number (189144).

2⁷⁴⁰⁷⁶⁷ is an apocalyptic number.

740767 is a deficient number, since it is larger than the sum of its proper divisors (15809).

740767 is a wasteful number, since it uses less digits than its factorization.

740767 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 15808.

The product of its (nonzero) digits is 8232, while the sum is 31.

The square root of 740767 is about 860.6782209397. The cubic root of 740767 is about 90.4816563861.

The spelling of 740767 in words is "seven hundred forty thousand, seven hundred sixty-seven".