740072 has 16 divisors (see below), whose sum is σ = 1406400. Its totient is φ = 365040.

The previous prime is 740059. The next prime is 740087. The reversal of 740072 is 270047.

740072 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a nialpdrome in base 15.

It is an unprimeable number.

740072 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 47 + ... + 1217.

It is an arithmetic number, because the mean of its divisors is an integer number (87900).

2⁷⁴⁰⁰⁷² is an apocalyptic number.

It is an amenable number.

740072 is a deficient number, since it is larger than the sum of its proper divisors (666328).

740072 is a wasteful number, since it uses less digits than its factorization.

740072 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1256 (or 1252 counting only the distinct ones).

The product of its (nonzero) digits is 392, while the sum is 20.

The square root of 740072 is about 860.2743748363. The cubic root of 740072 is about 90.4533503970.

The spelling of 740072 in words is "seven hundred forty thousand, seventy-two", and thus it is an iban number.