7307226 has 16 divisors (see below), whose sum is σ = 16238400. Its totient is φ = 2435724.

The previous prime is 7307219. The next prime is 7307239. The reversal of 7307226 is 6227037.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

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

It is a self number, because there is not a number n which added to its sum of digits gives 7307226.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 67606 + ... + 67713.

It is an arithmetic number, because the mean of its divisors is an integer number (1014900).

Almost surely, 2^7307226 is an apocalyptic number.

7307226 is an abundant number, since it is smaller than the sum of its proper divisors (8931174).

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

7307226 is a wasteful number, since it uses less digits than its factorization.

7307226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 135330 (or 135324 counting only the distinct ones).

The product of its (nonzero) digits is 3528, while the sum is 27.

The square root of 7307226 is about 2703.1881177602. The cubic root of 7307226 is about 194.0517274470.

The spelling of 7307226 in words is "seven million, three hundred seven thousand, two hundred twenty-six".