740162320 has 80 divisors (see below), whose sum is σ = 1839190320. Its totient is φ = 276037632.

The previous prime is 740162279. The next prime is 740162321. The reversal of 740162320 is 23261047.

740162320 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 8 ways, for example, as 7485696 + 732676624 = 2736^2 + 27068^2 .

It is a tau number, because it is divible by the number of its divisors (80).

It is not an unprimeable number, because it can be changed into a prime (740162321) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 145744 + ... + 150736.

It is an arithmetic number, because the mean of its divisors is an integer number (22989879).

Almost surely, 2^740162320 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 740162320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (919595160).

740162320 is an abundant number, since it is smaller than the sum of its proper divisors (1099028000).

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

740162320 is a wasteful number, since it uses less digits than its factorization.

740162320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5132 (or 5126 counting only the distinct ones).

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 740162320 is about 27205.9243548165. The cubic root of 740162320 is about 904.5702995533.

The spelling of 740162320 in words is "seven hundred forty million, one hundred sixty-two thousand, three hundred twenty".