740544241 has 4 divisors (see below), whose sum is σ = 740601712. Its totient is φ = 740486772.

The previous prime is 740544229. The next prime is 740544251. The reversal of 740544241 is 142445047.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 740544241 - 2¹¹ = 740542193 is a prime.

It is a super-4 number, since 4×740544241⁴ (a number of 37 digits) contains 4444 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (740544251) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 526 + ... + 38488.

It is an arithmetic number, because the mean of its divisors is an integer number (185150428).

Almost surely, 2^740544241 is an apocalyptic number.

It is an amenable number.

740544241 is a deficient number, since it is larger than the sum of its proper divisors (57471).

740544241 is a wasteful number, since it uses less digits than its factorization.

740544241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57470.

The product of its (nonzero) digits is 17920, while the sum is 31.

The square root of 740544241 is about 27212.9425274078. The cubic root of 740544241 is about 904.7258577689.

Adding to 740544241 its reverse (142445047), we get a palindrome (882989288).

The spelling of 740544241 in words is "seven hundred forty million, five hundred forty-four thousand, two hundred forty-one".