1383629 has 4 divisors (see below), whose sum is σ = 1490076. Its totient is φ = 1277184.

The previous prime is 1383607. The next prime is 1383653. The reversal of 1383629 is 9263831.

1383629 is nontrivially palindromic in base 12.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 570025 + 813604 = 755^2 + 902^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-1383629 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 1383595 and 1383604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1383659) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 53204 + ... + 53229.

It is an arithmetic number, because the mean of its divisors is an integer number (372519).

2^1383629 is an apocalyptic number.

It is an amenable number.

1383629 is a deficient number, since it is larger than the sum of its proper divisors (106447).

1383629 is a wasteful number, since it uses less digits than its factorization.

1383629 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106446.

The product of its digits is 7776, while the sum is 32.

The square root of 1383629 is about 1176.2776032893. The cubic root of 1383629 is about 111.4311344547.

The spelling of 1383629 in words is "one million, three hundred eighty-three thousand, six hundred twenty-nine".