740086 has 8 divisors (see below), whose sum is σ = 1113840. Its totient is φ = 368808.

The previous prime is 740059. The next prime is 740087. The reversal of 740086 is 680047.

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

It is a nialpdrome in base 15.

It is a self number, because there is not a number n which added to its sum of digits gives 740086.

It is a congruent number.

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

740086 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, 655 + ... + 1381.

It is an arithmetic number, because the mean of its divisors is an integer number (139230).

2⁷⁴⁰⁰⁸⁶ is an apocalyptic number.

740086 is a deficient number, since it is larger than the sum of its proper divisors (373754).

740086 is a wasteful number, since it uses less digits than its factorization.

740086 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1238.

The product of its (nonzero) digits is 1344, while the sum is 25.

The square root of 740086 is about 860.2825117367. The cubic root of 740086 is about 90.4539207644.

The spelling of 740086 in words is "seven hundred forty thousand, eighty-six".