1530226 has 16 divisors (see below), whose sum is σ = 2386944. Its totient is φ = 735264.

The previous prime is 1530197. The next prime is 1530227. The reversal of 1530226 is 6220351.

It is a happy number.

It is a super-2 number, since 2×1530226² = 4683183222152, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1530227) 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, 6751 + ... + 6973.

It is an arithmetic number, because the mean of its divisors is an integer number (149184).

2^1530226 is an apocalyptic number.

1530226 is a deficient number, since it is larger than the sum of its proper divisors (856718).

1530226 is a wasteful number, since it uses less digits than its factorization.

1530226 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345.

The product of its (nonzero) digits is 360, while the sum is 19.

The square root of 1530226 is about 1237.0230393974. The cubic root of 1530226 is about 115.2352085829.

Adding to 1530226 its reverse (6220351), we get a palindrome (7750577).

The spelling of 1530226 in words is "one million, five hundred thirty thousand, two hundred twenty-six".