1229626 has 8 divisors (see below), whose sum is σ = 1924704. Its totient is φ = 588060.

The previous prime is 1229617. The next prime is 1229633. The reversal of 1229626 is 6269221.

1229626 = 98² + 99² + ... + 166².

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

It is a junction number, because it is equal to n+sod(n) for n = 1229594 and 1229603.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 13320 + ... + 13411.

It is an arithmetic number, because the mean of its divisors is an integer number (240588).

2^1229626 is an apocalyptic number.

1229626 is a deficient number, since it is larger than the sum of its proper divisors (695078).

1229626 is a wasteful number, since it uses less digits than its factorization.

1229626 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26756.

The product of its digits is 2592, while the sum is 28.

The square root of 1229626 is about 1108.8850256000. The cubic root of 1229626 is about 107.1332662738.

The spelling of 1229626 in words is "one million, two hundred twenty-nine thousand, six hundred twenty-six".