15452226 has 12 divisors (see below), whose sum is σ = 33479862. Its totient is φ = 5150736.

The previous prime is 15452221. The next prime is 15452243. The reversal of 15452226 is 62225451.

It can be written as a sum of positive squares in only one way, i.e., 11229201 + 4223025 = 3351^2 + 2055^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 15452226.

It is not an unprimeable number, because it can be changed into a prime (15452221) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 429211 + ... + 429246.

Almost surely, 2^15452226 is an apocalyptic number.

15452226 is an abundant number, since it is smaller than the sum of its proper divisors (18027636).

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

15452226 is a wasteful number, since it uses less digits than its factorization.

15452226 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 858465 (or 858462 counting only the distinct ones).

The product of its digits is 4800, while the sum is 27.

The square root of 15452226 is about 3930.9319505685. The cubic root of 15452226 is about 249.0751212835.

Adding to 15452226 its reverse (62225451), we get a palindrome (77677677).

The spelling of 15452226 in words is "fifteen million, four hundred fifty-two thousand, two hundred twenty-six".