742319520 has 48 divisors (see below), whose sum is σ = 2338308000. Its totient is φ = 197951744.

The previous prime is 742319519. The next prime is 742319561. The reversal of 742319520 is 25913247.

742319520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (48).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 772770 + ... + 773729.

It is an arithmetic number, because the mean of its divisors is an integer number (48714750).

Almost surely, 2^742319520 is an apocalyptic number.

It is an amenable number.

742319520 is an abundant number, since it is smaller than the sum of its proper divisors (1595988480).

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

742319520 is a wasteful number, since it uses less digits than its factorization.

742319520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1546517 (or 1546509 counting only the distinct ones).

The product of its (nonzero) digits is 15120, while the sum is 33.

The square root of 742319520 is about 27245.5412866032. The cubic root of 742319520 is about 905.4482359816.

The spelling of 742319520 in words is "seven hundred forty-two million, three hundred nineteen thousand, five hundred twenty".