7523226 has 32 divisors (see below), whose sum is σ = 16865280. Its totient is φ = 2485728.

The previous prime is 7523189. The next prime is 7523239. The reversal of 7523226 is 6223257.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 7523226.

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, 6310 + ... + 7406.

It is an arithmetic number, because the mean of its divisors is an integer number (527040).

Almost surely, 2^7523226 is an apocalyptic number.

7523226 is an abundant number, since it is smaller than the sum of its proper divisors (9342054).

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

7523226 is a wasteful number, since it uses less digits than its factorization.

7523226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1235 (or 1229 counting only the distinct ones).

The product of its digits is 5040, while the sum is 27.

The square root of 7523226 is about 2742.8499776692. The cubic root of 7523226 is about 195.9452332059.

The spelling of 7523226 in words is "seven million, five hundred twenty-three thousand, two hundred twenty-six".