3284490 has 64 divisors (see below), whose sum is σ = 8864640. Its totient is φ = 771840.

The previous prime is 3284483. The next prime is 3284507. The reversal of 3284490 is 944823.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

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, 12076 + ... + 12344.

It is an arithmetic number, because the mean of its divisors is an integer number (138510).

Almost surely, 2^3284490 is an apocalyptic number.

3284490 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 3284490, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4432320).

3284490 is an abundant number, since it is smaller than the sum of its proper divisors (5580150).

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

3284490 is a wasteful number, since it uses less digits than its factorization.

3284490 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 327.

The product of its (nonzero) digits is 6912, while the sum is 30.

The square root of 3284490 is about 1812.3161975770. The cubic root of 3284490 is about 148.6469427159.

The spelling of 3284490 in words is "three million, two hundred eighty-four thousand, four hundred ninety".