3521130 has 16 divisors (see below), whose sum is σ = 8450784. Its totient is φ = 938960.

The previous prime is 3521117. The next prime is 3521131. The reversal of 3521130 is 311253.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (15).

It is not an unprimeable number, because it can be changed into a prime (3521131) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 58656 + ... + 58715.

It is an arithmetic number, because the mean of its divisors is an integer number (528174).

Almost surely, 2^3521130 is an apocalyptic number.

3521130 is a gapful number since it is divisible by the number (30) formed by its first and last digit.

3521130 is an abundant number, since it is smaller than the sum of its proper divisors (4929654).

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

3521130 is a wasteful number, since it uses less digits than its factorization.

3521130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 117381.

The product of its (nonzero) digits is 90, while the sum is 15.

The square root of 3521130 is about 1876.4674257764. The cubic root of 3521130 is about 152.1343744779.

Adding to 3521130 its reverse (311253), we get a palindrome (3832383).

The spelling of 3521130 in words is "three million, five hundred twenty-one thousand, one hundred thirty".