4042630 has 16 divisors (see below), whose sum is σ = 7660080. Its totient is φ = 1531872.

The previous prime is 4042627. The next prime is 4042631. The reversal of 4042630 is 362404.

It is a Harshad number since it is a multiple of its sum of digits (19).

It is a junction number, because it is equal to n+sod(n) for n = 4042598 and 4042607.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4042631) 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, 10449 + ... + 10828.

It is an arithmetic number, because the mean of its divisors is an integer number (478755).

Almost surely, 2^4042630 is an apocalyptic number.

4042630 is a deficient number, since it is larger than the sum of its proper divisors (3617450).

4042630 is a wasteful number, since it uses less digits than its factorization.

4042630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21303.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 4042630 is about 2010.6292547359. The cubic root of 4042630 is about 159.3020378576.

The spelling of 4042630 in words is "four million, forty-two thousand, six hundred thirty".