4945709 has 4 divisors (see below), whose sum is σ = 5105280. Its totient is φ = 4786140.

The previous prime is 4945693. The next prime is 4945711. The reversal of 4945709 is 9075494.

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 a cyclic number.

It is not a de Polignac number, because 4945709 - 2⁴ = 4945693 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4945009) 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, 79739 + ... + 79800.

It is an arithmetic number, because the mean of its divisors is an integer number (1276320).

Almost surely, 2^4945709 is an apocalyptic number.

It is an amenable number.

4945709 is a deficient number, since it is larger than the sum of its proper divisors (159571).

4945709 is a wasteful number, since it uses less digits than its factorization.

4945709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 159570.

The product of its (nonzero) digits is 45360, while the sum is 38.

The square root of 4945709 is about 2223.8950065145. The cubic root of 4945709 is about 170.3764322839.

The spelling of 4945709 in words is "four million, nine hundred forty-five thousand, seven hundred nine".