2303630 has 16 divisors (see below), whose sum is σ = 4739040. Its totient is φ = 789792.

The previous prime is 2303629. The next prime is 2303663. The reversal of 2303630 is 363032.

It is a super-2 number, since 2×2303630² = 10613422353800, which contains 22 as substring.

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

It is a junction number, because it is equal to n+sod(n) for n = 2303599 and 2303608.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16385 + ... + 16524.

It is an arithmetic number, because the mean of its divisors is an integer number (296190).

2^2303630 is an apocalyptic number.

2303630 is an abundant number, since it is smaller than the sum of its proper divisors (2435410).

2303630 is a wasteful number, since it uses less digits than its factorization.

2303630 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 32923.

The product of its (nonzero) digits is 324, while the sum is 17.

The square root of 2303630 is about 1517.7713925358. The cubic root of 2303630 is about 132.0700194784.

Adding to 2303630 its reverse (363032), we get a palindrome (2666662).

The spelling of 2303630 in words is "two million, three hundred three thousand, six hundred thirty".