4252145 has 8 divisors (see below), whose sum is σ = 5132160. Its totient is φ = 3382000.

The previous prime is 4252123. The next prime is 4252147. The reversal of 4252145 is 5412524.

It is a happy number.

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

It is not a de Polignac number, because 4252145 - 2⁶ = 4252081 is a prime.

It is a Curzon number.

It is a plaindrome in base 11.

It is a self number, because there is not a number n which added to its sum of digits gives 4252145.

It is not an unprimeable number, because it can be changed into a prime (4252147) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1481 + ... + 3270.

It is an arithmetic number, because the mean of its divisors is an integer number (641520).

Almost surely, 2^4252145 is an apocalyptic number.

It is an amenable number.

4252145 is a deficient number, since it is larger than the sum of its proper divisors (880015).

4252145 is a wasteful number, since it uses less digits than its factorization.

4252145 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4935.

The product of its digits is 1600, while the sum is 23.

The square root of 4252145 is about 2062.0729860992. The cubic root of 4252145 is about 162.0078363328.

Adding to 4252145 its reverse (5412524), we get a palindrome (9664669).

The spelling of 4252145 in words is "four million, two hundred fifty-two thousand, one hundred forty-five".