745741 has 2 divisors, whose sum is σ = 745742. Its totient is φ = 745740.

The previous prime is 745733. The next prime is 745747. The reversal of 745741 is 147547.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 556516 + 189225 = 746^2 + 435^2 .

It is an emirp because it is prime and its reverse (147547) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 745741 - 2³ = 745733 is a prime.

It is a super-2 number, since 2×745741² = 1112259278162, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (745747) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 372870 + 372871.

It is an arithmetic number, because the mean of its divisors is an integer number (372871).

2⁷⁴⁵⁷⁴¹ is an apocalyptic number.

It is an amenable number.

745741 is a deficient number, since it is larger than the sum of its proper divisors (1).

745741 is an equidigital number, since it uses as much as digits as its factorization.

745741 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3920, while the sum is 28.

The square root of 745741 is about 863.5629681731. The cubic root of 745741 is about 90.6837227020.

The spelling of 745741 in words is "seven hundred forty-five thousand, seven hundred forty-one".