2506226 has 8 divisors (see below), whose sum is σ = 3880704. Its totient is φ = 1212660.

The previous prime is 2506223. The next prime is 2506253. The reversal of 2506226 is 6226052.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a plaindrome in base 15.

It is not an unprimeable number, because it can be changed into a prime (2506223) by changing a digit.

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, 20150 + ... + 20273.

It is an arithmetic number, because the mean of its divisors is an integer number (485088).

2^2506226 is an apocalyptic number.

2506226 is a deficient number, since it is larger than the sum of its proper divisors (1374478).

2506226 is a wasteful number, since it uses less digits than its factorization.

2506226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 40456.

The product of its (nonzero) digits is 1440, while the sum is 23.

The square root of 2506226 is about 1583.1064398833. The cubic root of 2506226 is about 135.8334538580.

The spelling of 2506226 in words is "two million, five hundred six thousand, two hundred twenty-six".