5652739 has 4 divisors (see below), whose sum is σ = 5673424. Its totient is φ = 5632056.

The previous prime is 5652727. The next prime is 5652761. The reversal of 5652739 is 9372565.

5652739 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 9372565 = 5 ⋅1874513.

It is a cyclic number.

It is not a de Polignac number, because 5652739 - 2¹¹ = 5650691 is a prime.

It is a Duffinian number.

5652739 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 5652698 and 5652707.

It is not an unprimeable number, because it can be changed into a prime (5652719) 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, 9927 + ... + 10480.

It is an arithmetic number, because the mean of its divisors is an integer number (1418356).

Almost surely, 2^5652739 is an apocalyptic number.

5652739 is a deficient number, since it is larger than the sum of its proper divisors (20685).

5652739 is a wasteful number, since it uses less digits than its factorization.

5652739 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20684.

The product of its digits is 56700, while the sum is 37.

The square root of 5652739 is about 2377.5489479714. The cubic root of 5652739 is about 178.1365257341.

The spelling of 5652739 in words is "five million, six hundred fifty-two thousand, seven hundred thirty-nine".