4042830 has 32 divisors (see below), whose sum is σ = 10585728. Its totient is φ = 980000.

The previous prime is 4042823. The next prime is 4042849. The reversal of 4042830 is 382404.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 4042797 and 4042806.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5796 + ... + 6455.

It is an arithmetic number, because the mean of its divisors is an integer number (330804).

Almost surely, 2^4042830 is an apocalyptic number.

4042830 is an abundant number, since it is smaller than the sum of its proper divisors (6542898).

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

4042830 is a wasteful number, since it uses less digits than its factorization.

4042830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12272.

The product of its (nonzero) digits is 768, while the sum is 21.

The square root of 4042830 is about 2010.6789897942. The cubic root of 4042830 is about 159.3046648506.

The spelling of 4042830 in words is "four million, forty-two thousand, eight hundred thirty".