3530046 has 32 divisors (see below), whose sum is σ = 7676928. Its totient is φ = 1075680.

The previous prime is 3530041. The next prime is 3530069. The reversal of 3530046 is 6400353.

It is a super-2 number, since 2×3530046² = 24922449524232, which contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (3530041) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 12891 + ... + 13161.

It is an arithmetic number, because the mean of its divisors is an integer number (239904).

Almost surely, 2^3530046 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3530046, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3838464).

3530046 is an abundant number, since it is smaller than the sum of its proper divisors (4146882).

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

3530046 is a wasteful number, since it uses less digits than its factorization.

3530046 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 456.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 3530046 is about 1878.8416644305. The cubic root of 3530046 is about 152.2626748435.

Adding to 3530046 its reverse (6400353), we get a palindrome (9930399).

The spelling of 3530046 in words is "three million, five hundred thirty thousand, forty-six".