740085 has 8 divisors (see below), whose sum is σ = 1184160. Its totient is φ = 394704.

The previous prime is 740059. The next prime is 740087. The reversal of 740085 is 580047.

740085 is digitally balanced in base 7, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 740085 - 2⁵ = 740053 is a prime.

740085 is strictly pandigital in base 7.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740087) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24655 + ... + 24684.

It is an arithmetic number, because the mean of its divisors is an integer number (148020).

2⁷⁴⁰⁰⁸⁵ is an apocalyptic number.

It is an amenable number.

740085 is a deficient number, since it is larger than the sum of its proper divisors (444075).

740085 is a wasteful number, since it uses less digits than its factorization.

740085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 49347.

The product of its (nonzero) digits is 1120, while the sum is 24.

The square root of 740085 is about 860.2819305321. The cubic root of 740085 is about 90.4538800242.

The spelling of 740085 in words is "seven hundred forty thousand, eighty-five".