52630630 has 16 divisors (see below), whose sum is σ = 102022704. Its totient is φ = 19432800.

The previous prime is 52630609. The next prime is 52630649. The reversal of 52630630 is 3603625.

It is a junction number, because it is equal to n+sod(n) for n = 52630595 and 52630604.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 202296 + ... + 202555.

It is an arithmetic number, because the mean of its divisors is an integer number (6376419).

Almost surely, 2^52630630 is an apocalyptic number.

52630630 is a deficient number, since it is larger than the sum of its proper divisors (49392074).

52630630 is a wasteful number, since it uses less digits than its factorization.

52630630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 404871.

The product of its (nonzero) digits is 3240, while the sum is 25.

The square root of 52630630 is about 7254.6970991214. The cubic root of 52630630 is about 374.7539244862.

The spelling of 52630630 in words is "fifty-two million, six hundred thirty thousand, six hundred thirty".