4025442 has 16 divisors (see below), whose sum is σ = 8070912. Its totient is φ = 1338480.

The previous prime is 4025431. The next prime is 4025449. The reversal of 4025442 is 2445204.

It is not an unprimeable number, because it can be changed into a prime (4025449) 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, 3567 + ... + 4557.

It is an arithmetic number, because the mean of its divisors is an integer number (504432).

Almost surely, 2^4025442 is an apocalyptic number.

4025442 is an abundant number, since it is smaller than the sum of its proper divisors (4045470).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

4025442 is a wasteful number, since it uses less digits than its factorization.

4025442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1673.

The product of its (nonzero) digits is 1280, while the sum is 21.

The square root of 4025442 is about 2006.3504180477. The cubic root of 4025442 is about 159.0759496336.

The spelling of 4025442 in words is "four million, twenty-five thousand, four hundred forty-two".