741521365 has 16 divisors (see below), whose sum is σ = 961858800. Its totient is φ = 545536512.

The previous prime is 741521299. The next prime is 741521383. The reversal of 741521365 is 563125147.

It can be written as a sum of positive squares in 8 ways, for example, as 130096836 + 611424529 = 11406^2 + 24727^2 .

It is a cyclic number.

It is not a de Polignac number, because 741521365 - 2¹⁹ = 740997077 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 741521365.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 3720 + ... + 38689.

It is an arithmetic number, because the mean of its divisors is an integer number (60116175).

Almost surely, 2^741521365 is an apocalyptic number.

It is an amenable number.

741521365 is a deficient number, since it is larger than the sum of its proper divisors (220337435).

741521365 is a wasteful number, since it uses less digits than its factorization.

741521365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42696.

The product of its digits is 25200, while the sum is 34.

The square root of 741521365 is about 27230.8899046653. The cubic root of 741521365 is about 905.1236016483.

The spelling of 741521365 in words is "seven hundred forty-one million, five hundred twenty-one thousand, three hundred sixty-five".