1322630 has 8 divisors (see below), whose sum is σ = 2380752. Its totient is φ = 529048.

The previous prime is 1322621. The next prime is 1322641. The reversal of 1322630 is 362231.

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 = 1322599 and 1322608.

It is a congruent number.

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, 66122 + ... + 66141.

It is an arithmetic number, because the mean of its divisors is an integer number (297594).

2^1322630 is an apocalyptic number.

1322630 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1322630 is a deficient number, since it is larger than the sum of its proper divisors (1058122).

1322630 is a wasteful number, since it uses less digits than its factorization.

1322630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 132270.

The product of its (nonzero) digits is 216, while the sum is 17.

The square root of 1322630 is about 1150.0565203502. The cubic root of 1322630 is about 109.7689364606.

Adding to 1322630 its reverse (362231), we get a palindrome (1684861).

The spelling of 1322630 in words is "one million, three hundred twenty-two thousand, six hundred thirty".