3485000 has 80 divisors (see below), whose sum is σ = 8856540. Its totient is φ = 1280000.

The previous prime is 3484997. The next prime is 3485011. The reversal of 3485000 is 5843.

It can be written as a sum of positive squares in 10 ways, for example, as 574564 + 2910436 = 758^2 + 1706^2 .

It is a hoax number, since the sum of its digits (20) coincides with the sum of the digits of its distinct prime factors.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is an unprimeable number.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 84980 + ... + 85020.

Almost surely, 2^3485000 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 3485000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4428270).

3485000 is an abundant number, since it is smaller than the sum of its proper divisors (5371540).

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

3485000 is a wasteful number, since it uses less digits than its factorization.

3485000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 84 (or 65 counting only the distinct ones).

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 3485000 is about 1866.8154702594. The cubic root of 3485000 is about 151.6122387856.

It can be divided in two parts, 34 and 85000, that multiplied together give a square (2890000 = 1700²).

The spelling of 3485000 in words is "three million, four hundred eighty-five thousand".