748261441 has 4 divisors (see below), whose sum is σ = 760528084. Its totient is φ = 735994800.

The previous prime is 748261433. The next prime is 748261453. The reversal of 748261441 is 144162847.

It is a happy number.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 156750400 + 591511041 = 12520^2 + 24321^2 .

It is a cyclic number.

It is not a de Polignac number, because 748261441 - 2³ = 748261433 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 748261441.

It is not an unprimeable number, because it can be changed into a prime (748961441) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6133230 + ... + 6133351.

It is an arithmetic number, because the mean of its divisors is an integer number (190132021).

Almost surely, 2^748261441 is an apocalyptic number.

It is an amenable number.

748261441 is a deficient number, since it is larger than the sum of its proper divisors (12266643).

748261441 is a wasteful number, since it uses less digits than its factorization.

748261441 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12266642.

The product of its digits is 43008, while the sum is 37.

The square root of 748261441 is about 27354.3678596308. The cubic root of 748261441 is about 907.8577151764.

It can be divided in two parts, 74826 and 1441, that added together give a palindrome (76267).

The spelling of 748261441 in words is "seven hundred forty-eight million, two hundred sixty-one thousand, four hundred forty-one".