4252039 has 4 divisors (see below), whose sum is σ = 4638600. Its totient is φ = 3865480.

The previous prime is 4252037. The next prime is 4252051. The reversal of 4252039 is 9302524.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 4252039 - 2¹ = 4252037 is a prime.

It is an Ulam number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4252037) 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, 193264 + ... + 193285.

It is an arithmetic number, because the mean of its divisors is an integer number (1159650).

Almost surely, 2^4252039 is an apocalyptic number.

4252039 is a deficient number, since it is larger than the sum of its proper divisors (386561).

4252039 is a wasteful number, since it uses less digits than its factorization.

4252039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 386560.

The product of its (nonzero) digits is 2160, while the sum is 25.

The square root of 4252039 is about 2062.0472836480. The cubic root of 4252039 is about 162.0064901124.

The spelling of 4252039 in words is "four million, two hundred fifty-two thousand, thirty-nine".