3298530 has 32 divisors (see below), whose sum is σ = 8103744. Its totient is φ = 858816.

The previous prime is 3298523. The next prime is 3298543. The reversal of 3298530 is 358923.

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 15 ways as a sum of consecutive naturals, for example, 12 + ... + 2568.

It is an arithmetic number, because the mean of its divisors is an integer number (253242).

Almost surely, 2^3298530 is an apocalyptic number.

3298530 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 3298530, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4051872).

3298530 is an abundant number, since it is smaller than the sum of its proper divisors (4805214).

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

3298530 is a wasteful number, since it uses less digits than its factorization.

3298530 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2610.

The product of its (nonzero) digits is 6480, while the sum is 30.

The square root of 3298530 is about 1816.1855632066. The cubic root of 3298530 is about 148.8584455054.

It can be divided in two parts, 3298 and 530, that added together give a triangular number (3828 = T₈₇).

The spelling of 3298530 in words is "three million, two hundred ninety-eight thousand, five hundred thirty".