2018630 has 16 divisors (see below), whose sum is σ = 3650400. Its totient is φ = 803712.

The previous prime is 2018629. The next prime is 2018633. The reversal of 2018630 is 368102.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2018633) 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, 3071 + ... + 3669.

It is an arithmetic number, because the mean of its divisors is an integer number (228150).

2^2018630 is an apocalyptic number.

2018630 is a deficient number, since it is larger than the sum of its proper divisors (1631770).

2018630 is a wasteful number, since it uses less digits than its factorization.

2018630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 943.

The product of its (nonzero) digits is 288, while the sum is 20.

The square root of 2018630 is about 1420.7849942901. The cubic root of 2018630 is about 126.3821020297.

The spelling of 2018630 in words is "two million, eighteen thousand, six hundred thirty".