1550226 has 16 divisors (see below), whose sum is σ = 3184704. Its totient is φ = 502704.

The previous prime is 1550221. The next prime is 1550231. The reversal of 1550226 is 6220551.

It is an interprime number because it is at equal distance from previous prime (1550221) and next prime (1550231).

It is not an unprimeable number, because it can be changed into a prime (1550221) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3270 + ... + 3713.

It is an arithmetic number, because the mean of its divisors is an integer number (199044).

2^1550226 is an apocalyptic number.

1550226 is an abundant number, since it is smaller than the sum of its proper divisors (1634478).

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

1550226 is a wasteful number, since it uses less digits than its factorization.

1550226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7025.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 1550226 is about 1245.0807202748. The cubic root of 1550226 is about 115.7350771532.

Adding to 1550226 its reverse (6220551), we get a palindrome (7770777).

The spelling of 1550226 in words is "one million, five hundred fifty thousand, two hundred twenty-six".