3525000 has 96 divisors (see below), whose sum is σ = 11249280. Its totient is φ = 920000.

The previous prime is 3524999. The next prime is 3525017. The reversal of 3525000 is 5253.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 74977 + ... + 75023.

It is an arithmetic number, because the mean of its divisors is an integer number (117180).

Almost surely, 2^3525000 is an apocalyptic number.

3525000 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 3525000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5624640).

3525000 is an abundant number, since it is smaller than the sum of its proper divisors (7724280).

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

3525000 is an equidigital number, since it uses as much as digits as its factorization.

3525000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81 (or 57 counting only the distinct ones).

The product of its (nonzero) digits is 150, while the sum is 15.

The square root of 3525000 is about 1877.4983355519. The cubic root of 3525000 is about 152.1900899691.

The spelling of 3525000 in words is "three million, five hundred twenty-five thousand".