741409520 has 20 divisors (see below), whose sum is σ = 1723777320. Its totient is φ = 296563776.

The previous prime is 741409511. The next prime is 741409523. The reversal of 741409520 is 25904147.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (741409523) 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, 4633730 + ... + 4633889.

It is an arithmetic number, because the mean of its divisors is an integer number (86188866).

Almost surely, 2^741409520 is an apocalyptic number.

It is an amenable number.

741409520 is an abundant number, since it is smaller than the sum of its proper divisors (982367800).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

741409520 is a wasteful number, since it uses less digits than its factorization.

741409520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9267632 (or 9267626 counting only the distinct ones).

The product of its (nonzero) digits is 10080, while the sum is 32.

The square root of 741409520 is about 27228.8361851916. The cubic root of 741409520 is about 905.0780922204.

The spelling of 741409520 in words is "seven hundred forty-one million, four hundred nine thousand, five hundred twenty".