4078713 has 4 divisors (see below), whose sum is σ = 5438288. Its totient is φ = 2719140.

The previous prime is 4078709. The next prime is 4078717. The reversal of 4078713 is 3178704.

It is a happy number.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is an interprime number because it is at equal distance from previous prime (4078709) and next prime (4078717).

It is not a de Polignac number, because 4078713 - 2² = 4078709 is a prime.

It is a D-number.

It is a Duffinian number.

4078713 is a lucky number.

It is not an unprimeable number, because it can be changed into a prime (4078717) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 679783 + ... + 679788.

It is an arithmetic number, because the mean of its divisors is an integer number (1359572).

Almost surely, 2^4078713 is an apocalyptic number.

It is an amenable number.

4078713 is a deficient number, since it is larger than the sum of its proper divisors (1359575).

4078713 is a wasteful number, since it uses less digits than its factorization.

4078713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1359574.

The product of its (nonzero) digits is 4704, while the sum is 30.

The square root of 4078713 is about 2019.5823825732. The cubic root of 4078713 is about 159.7745914469.

Subtracting from 4078713 its reverse (3178704), we obtain a palindrome (900009).

The spelling of 4078713 in words is "four million, seventy-eight thousand, seven hundred thirteen".