4621631205 has 16 divisors (see below), whose sum is σ = 7463721024. Its totient is φ = 2441832960.

The previous prime is 4621631159. The next prime is 4621631207. The reversal of 4621631205 is 5021361264.

It is not a de Polignac number, because 4621631205 - 2⁶ = 4621631141 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4621631207) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1438156 + ... + 1441365.

It is an arithmetic number, because the mean of its divisors is an integer number (466482564).

Almost surely, 2^4621631205 is an apocalyptic number.

It is an amenable number.

4621631205 is a deficient number, since it is larger than the sum of its proper divisors (2842089819).

4621631205 is a wasteful number, since it uses less digits than its factorization.

4621631205 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2879636.

The product of its (nonzero) digits is 8640, while the sum is 30.

The square root of 4621631205 is about 67982.5801584494. The cubic root of 4621631205 is about 1665.7063024377.

Adding to 4621631205 its reverse (5021361264), we get a palindrome (9642992469).

It can be divided in two parts, 46216 and 31205, that added together give a triangular number (77421 = T₃₉₃).

The spelling of 4621631205 in words is "four billion, six hundred twenty-one million, six hundred thirty-one thousand, two hundred five".