7522028 has 12 divisors (see below), whose sum is σ = 13387080. Its totient is φ = 3697152.

The previous prime is 7522003. The next prime is 7522037. The reversal of 7522028 is 8202257.

It is a junction number, because it is equal to n+sod(n) for n = 7521988 and 7522006.

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 3 ways as a sum of consecutive naturals, for example, 15701 + ... + 16172.

It is an arithmetic number, because the mean of its divisors is an integer number (1115590).

Almost surely, 2^7522028 is an apocalyptic number.

It is an amenable number.

7522028 is a deficient number, since it is larger than the sum of its proper divisors (5865052).

7522028 is a wasteful number, since it uses less digits than its factorization.

7522028 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31936 (or 31934 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 26.

The square root of 7522028 is about 2742.6315829874. The cubic root of 7522028 is about 195.9348318679.

The spelling of 7522028 in words is "seven million, five hundred twenty-two thousand, twenty-eight".