1229330 has 16 divisors (see below), whose sum is σ = 2225880. Its totient is φ = 488832.

The previous prime is 1229329. The next prime is 1229351. The reversal of 1229330 is 339221.

It can be written as a sum of positive squares in 4 ways, for example, as 923521 + 305809 = 961^2 + 553^2 .

It is a super-2 number, since 2×1229330² = 3022504497800, which contains 22 as substring.

It is a Curzon number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2462 + ... + 2918.

2^1229330 is an apocalyptic number.

1229330 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1229330 is a deficient number, since it is larger than the sum of its proper divisors (996550).

1229330 is a wasteful number, since it uses less digits than its factorization.

1229330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 733.

The product of its (nonzero) digits is 324, while the sum is 20.

The square root of 1229330 is about 1108.7515501680. The cubic root of 1229330 is about 107.1246690820.

The spelling of 1229330 in words is "one million, two hundred twenty-nine thousand, three hundred thirty".