741571493 has 6 divisors (see below), whose sum is σ = 803003634. Its totient is φ = 684527376.

The previous prime is 741571489. The next prime is 741571513. The reversal of 741571493 is 394175147.

It can be written as a sum of positive squares in 3 ways, for example, as 806404 + 740765089 = 898^2 + 27217^2 .

It is not a de Polignac number, because 741571493 - 2² = 741571489 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 741571493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (741571393) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 2193830 + ... + 2194167.

It is an arithmetic number, because the mean of its divisors is an integer number (133833939).

Almost surely, 2^741571493 is an apocalyptic number.

It is an amenable number.

741571493 is a deficient number, since it is larger than the sum of its proper divisors (61432141).

741571493 is a wasteful number, since it uses less digits than its factorization.

741571493 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4388023 (or 4388010 counting only the distinct ones).

The product of its digits is 105840, while the sum is 41.

The square root of 741571493 is about 27231.8103144099. The cubic root of 741571493 is about 905.1439971108.

The spelling of 741571493 in words is "seven hundred forty-one million, five hundred seventy-one thousand, four hundred ninety-three".