7001522 has 32 divisors (see below), whose sum is σ = 12161664. Its totient is φ = 2992000.

The previous prime is 7001513. The next prime is 7001537. The reversal of 7001522 is 2251007.

It is a self number, because there is not a number n which added to its sum of digits gives 7001522.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 51038 + ... + 51174.

It is an arithmetic number, because the mean of its divisors is an integer number (380052).

Almost surely, 2^7001522 is an apocalyptic number.

7001522 is a deficient number, since it is larger than the sum of its proper divisors (5160142).

7001522 is a wasteful number, since it uses less digits than its factorization.

7001522 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 274.

The product of its (nonzero) digits is 140, while the sum is 17.

The square root of 7001522 is about 2646.0389263955. The cubic root of 7001522 is about 191.3069814690.

Adding to 7001522 its reverse (2251007), we get a palindrome (9252529).

It can be divided in two parts, 700 and 1522, that added together give a palindrome (2222).

The spelling of 7001522 in words is "seven million, one thousand, five hundred twenty-two".