3525489900 has 216 divisors, whose sum is σ = 11965015440. Its totient is φ = 890403840.

The previous prime is 3525489899. The next prime is 3525489923. The reversal of 3525489900 is 99845253.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 972892 + ... + 976508.

It is an arithmetic number, because the mean of its divisors is an integer number (55393590).

Almost surely, 2^3525489900 is an apocalyptic number.

3525489900 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3525489900, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5982507720).

3525489900 is an abundant number, since it is smaller than the sum of its proper divisors (8439525540).

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

3525489900 is a wasteful number, since it uses less digits than its factorization.

3525489900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3678 (or 3646 counting only the distinct ones).

The product of its (nonzero) digits is 388800, while the sum is 45.

The square root of 3525489900 is about 59375.8359941146. The cubic root of 3525489900 is about 1521.9714003731.

The spelling of 3525489900 in words is "three billion, five hundred twenty-five million, four hundred eighty-nine thousand, nine hundred".