3531053500 has 96 divisors (see below), whose sum is σ = 8384306112. Its totient is φ = 1291334400.

The previous prime is 3531053483. The next prime is 3531053501. The reversal of 3531053500 is 53501353.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (25).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3531053501) 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 31 ways as a sum of consecutive naturals, for example, 692962 + ... + 698038.

It is an arithmetic number, because the mean of its divisors is an integer number (87336522).

Almost surely, 2^3531053500 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3531053500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4192153056).

3531053500 is an abundant number, since it is smaller than the sum of its proper divisors (4853252612).

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

3531053500 is a wasteful number, since it uses less digits than its factorization.

3531053500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5216 (or 5204 counting only the distinct ones).

The product of its (nonzero) digits is 3375, while the sum is 25.

The square root of 3531053500 is about 59422.6682335958. The cubic root of 3531053500 is about 1522.7715907904.

Adding to 3531053500 its reverse (53501353), we get a palindrome (3584554853).

The spelling of 3531053500 in words is "three billion, five hundred thirty-one million, fifty-three thousand, five hundred".