5211522 has 24 divisors (see below), whose sum is σ = 11334960. Its totient is φ = 1730520.

The previous prime is 5211509. The next prime is 5211523. The reversal of 5211522 is 2251125.

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

It is a junction number, because it is equal to n+sod(n) for n = 5211495 and 5211504.

It is not an unprimeable number, because it can be changed into a prime (5211523) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7197 + ... + 7887.

It is an arithmetic number, because the mean of its divisors is an integer number (472290).

Almost surely, 2^5211522 is an apocalyptic number.

5211522 is an abundant number, since it is smaller than the sum of its proper divisors (6123438).

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

5211522 is a wasteful number, since it uses less digits than its factorization.

5211522 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1118 (or 1115 counting only the distinct ones).

The product of its digits is 200, while the sum is 18.

The square root of 5211522 is about 2282.8758179104. The cubic root of 5211522 is about 173.3756857388.

Adding to 5211522 its reverse (2251125), we get a palindrome (7462647).

The spelling of 5211522 in words is "five million, two hundred eleven thousand, five hundred twenty-two".