2301630 has 32 divisors (see below), whose sum is σ = 5850144. Its totient is φ = 577536.

The previous prime is 2301623. The next prime is 2301683. The reversal of 2301630 is 361032.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1747 + ... + 2766.

It is an arithmetic number, because the mean of its divisors is an integer number (182817).

2^2301630 is an apocalyptic number.

2301630 is an abundant number, since it is smaller than the sum of its proper divisors (3548514).

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

2301630 is a wasteful number, since it uses less digits than its factorization.

2301630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4540.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 2301630 is about 1517.1123887175. The cubic root of 2301630 is about 132.0317875694.

Adding to 2301630 its reverse (361032), we get a palindrome (2662662).

The spelling of 2301630 in words is "two million, three hundred one thousand, six hundred thirty".