3541320 has 80 divisors (see below), whose sum is σ = 11913660. Its totient is φ = 943488.

The previous prime is 3541319. The next prime is 3541327. The reversal of 3541320 is 231453.

It can be written as a sum of positive squares in 2 ways, for example, as 3305124 + 236196 = 1818^2 + 486^2 .

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a d-powerful number, because it can be written as 3¹² + 5⁹ + 4⁵ + 1 + 3¹² + 2¹⁹ + 0 .

It is a junction number, because it is equal to n+sod(n) for n = 3541293 and 3541302.

It is not an unprimeable number, because it can be changed into a prime (3541327) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 2694 + ... + 3786.

Almost surely, 2^3541320 is an apocalyptic number.

3541320 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3541320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5956830).

3541320 is an abundant number, since it is smaller than the sum of its proper divisors (8372340).

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

3541320 is a wasteful number, since it uses less digits than its factorization.

3541320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1116 (or 1103 counting only the distinct ones).

The product of its (nonzero) digits is 360, while the sum is 18.

The square root of 3541320 is about 1881.8395255707. The cubic root of 3541320 is about 152.4245976789.

Adding to 3541320 its reverse (231453), we get a palindrome (3772773).

The spelling of 3541320 in words is "three million, five hundred forty-one thousand, three hundred twenty".