2130522 has 8 divisors (see below), whose sum is σ = 4261056. Its totient is φ = 710172.

The previous prime is 2130509. The next prime is 2130523. The reversal of 2130522 is 2250312.

It is a sphenic number, since it is the product of 3 distinct primes.

2130522 is an admirable number.

It is not an unprimeable number, because it can be changed into a prime (2130523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177538 + ... + 177549.

It is an arithmetic number, because the mean of its divisors is an integer number (532632).

2^2130522 is an apocalyptic number.

2130522 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

2130522 is a wasteful number, since it uses less digits than its factorization.

2130522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 355092.

The product of its (nonzero) digits is 120, while the sum is 15.

The square root of 2130522 is about 1459.6307752305. The cubic root of 2130522 is about 128.6753449124.

Adding to 2130522 its reverse (2250312), we get a palindrome (4380834).

The spelling of 2130522 in words is "two million, one hundred thirty thousand, five hundred twenty-two".