741377261 has 4 divisors (see below), whose sum is σ = 741622524. Its totient is φ = 741132000.

The previous prime is 741377237. The next prime is 741377291. The reversal of 741377261 is 162773147.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 162773147 = 17 ⋅9574891.

It can be written as a sum of positive squares in 2 ways, for example, as 646684900 + 94692361 = 25430^2 + 9731^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-741377261 is a prime.

It is a super-3 number, since 3×741377261³ (a number of 28 digits) contains 333 as substring.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (741377291) 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, 118040 + ... + 124161.

It is an arithmetic number, because the mean of its divisors is an integer number (185405631).

Almost surely, 2^741377261 is an apocalyptic number.

It is an amenable number.

741377261 is a deficient number, since it is larger than the sum of its proper divisors (245263).

741377261 is a wasteful number, since it uses less digits than its factorization.

741377261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 245262.

The product of its digits is 49392, while the sum is 38.

The square root of 741377261 is about 27228.2438104260. The cubic root of 741377261 is about 905.0649652701.

The spelling of 741377261 in words is "seven hundred forty-one million, three hundred seventy-seven thousand, two hundred sixty-one".