4636531000 has 32 divisors (see below), whose sum is σ = 10849484880. Its totient is φ = 1854612000.

The previous prime is 4636530973. The next prime is 4636531103. The reversal of 4636531000 is 1356364.

It is a super-2 number, since 2×4636531000² = 42994839427922000000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 4636531000.

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, 2317266 + ... + 2319265.

Almost surely, 2^4636531000 is an apocalyptic number.

4636531000 is a gapful number since it is divisible by the number (40) formed by its first and last digit.

It is an amenable number.

4636531000 is an abundant number, since it is smaller than the sum of its proper divisors (6212953880).

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

4636531000 is a wasteful number, since it uses less digits than its factorization.

4636531000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4636552 (or 4636538 counting only the distinct ones).

The product of its (nonzero) digits is 6480, while the sum is 28.

The square root of 4636531000 is about 68092.0773658727. The cubic root of 4636531000 is about 1667.4944199378.

Adding to 4636531000 its reverse (1356364), we get a palindrome (4637887364).

The spelling of 4636531000 in words is "four billion, six hundred thirty-six million, five hundred thirty-one thousand".