4142428 has 6 divisors (see below), whose sum is σ = 7249256. Its totient is φ = 2071212.

The previous prime is 4142423. The next prime is 4142429. The reversal of 4142428 is 8242414.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4142423) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 517800 + ... + 517807.

Almost surely, 2^4142428 is an apocalyptic number.

It is an amenable number.

4142428 is a deficient number, since it is larger than the sum of its proper divisors (3106828).

4142428 is a wasteful number, since it uses less digits than its factorization.

4142428 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1035611 (or 1035609 counting only the distinct ones).

The product of its digits is 2048, while the sum is 25.

The square root of 4142428 is about 2035.2955559328. The cubic root of 4142428 is about 160.6022614130.

The spelling of 4142428 in words is "four million, one hundred forty-two thousand, four hundred twenty-eight".