3545250 has 64 divisors (see below), whose sum is σ = 9210240. Its totient is φ = 907200.

The previous prime is 3545249. The next prime is 3545261. The reversal of 3545250 is 525453.

It is a self number, because there is not a number n which added to its sum of digits gives 3545250.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21669 + ... + 21831.

It is an arithmetic number, because the mean of its divisors is an integer number (143910).

Almost surely, 2^3545250 is an apocalyptic number.

3545250 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 3545250, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4605120).

3545250 is an abundant number, since it is smaller than the sum of its proper divisors (5664990).

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

3545250 is a wasteful number, since it uses less digits than its factorization.

3545250 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 212 (or 202 counting only the distinct ones).

The product of its (nonzero) digits is 3000, while the sum is 24.

The square root of 3545250 is about 1882.8834270873. The cubic root of 3545250 is about 152.4809615219.

The spelling of 3545250 in words is "three million, five hundred forty-five thousand, two hundred fifty".