4125442 has 4 divisors (see below), whose sum is σ = 6188166. Its totient is φ = 2062720.

The previous prime is 4125439. The next prime is 4125479. The reversal of 4125442 is 2445214.

It is a happy number.

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

It can be written as a sum of positive squares in only one way, i.e., 2134521 + 1990921 = 1461^2 + 1411^2 .

It is a Smith number, since the sum of its digits (22) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1031359 + ... + 1031362.

Almost surely, 2^4125442 is an apocalyptic number.

4125442 is a deficient number, since it is larger than the sum of its proper divisors (2062724).

4125442 is a wasteful number, since it uses less digits than its factorization.

4125442 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2062723.

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

The square root of 4125442 is about 2031.1184111223. The cubic root of 4125442 is about 160.3824444979.

The spelling of 4125442 in words is "four million, one hundred twenty-five thousand, four hundred forty-two".