740013 has 8 divisors (see below), whose sum is σ = 997248. Its totient is φ = 488064.

The previous prime is 740011. The next prime is 740021. The reversal of 740013 is 310047.

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

It is not a de Polignac number, because 740013 - 2¹ = 740011 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 739974 and 740001.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (740011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 981 + ... + 1562.

It is an arithmetic number, because the mean of its divisors is an integer number (124656).

2⁷⁴⁰⁰¹³ is an apocalyptic number.

It is an amenable number.

740013 is a deficient number, since it is larger than the sum of its proper divisors (257235).

740013 is a wasteful number, since it uses less digits than its factorization.

740013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2643.

The product of its (nonzero) digits is 84, while the sum is 15.

The square root of 740013 is about 860.2400827676. The cubic root of 740013 is about 90.4509466266.

The spelling of 740013 in words is "seven hundred forty thousand, thirteen".