4245142 has 8 divisors (see below), whose sum is σ = 6946632. Its totient is φ = 1929600.

The previous prime is 4245119. The next prime is 4245149. The reversal of 4245142 is 2415424.

It is a happy number.

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

It is a Harshad number since it is a multiple of its sum of digits (22), and also a Moran number because the ratio is a prime number: 192961 = 4245142 / (4 + 2 + 4 + 5 + 1 + 4 + 2).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4245149) 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, 96459 + ... + 96502.

It is an arithmetic number, because the mean of its divisors is an integer number (868329).

Almost surely, 2^4245142 is an apocalyptic number.

4245142 is a deficient number, since it is larger than the sum of its proper divisors (2701490).

4245142 is a wasteful number, since it uses less digits than its factorization.

4245142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192974.

The product of its digits is 1280, while the sum is 22.

The square root of 4245142 is about 2060.3742378510. The cubic root of 4245142 is about 161.9188487523.

The spelling of 4245142 in words is "four million, two hundred forty-five thousand, one hundred forty-two".