1429666 has 16 divisors (see below), whose sum is σ = 2595456. Its totient is φ = 576576.

The previous prime is 1429661. The next prime is 1429669. The reversal of 1429666 is 6669241.

It is a Harshad number since it is a multiple of its sum of digits (34).

It is not an unprimeable number, because it can be changed into a prime (1429661) 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, 2766 + ... + 3241.

It is an arithmetic number, because the mean of its divisors is an integer number (162216).

2^1429666 is an apocalyptic number.

1429666 is a deficient number, since it is larger than the sum of its proper divisors (1165790).

1429666 is a wasteful number, since it uses less digits than its factorization.

1429666 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6033.

The product of its digits is 15552, while the sum is 34.

The square root of 1429666 is about 1195.6864137390. The cubic root of 1429666 is about 112.6535450719.

The spelling of 1429666 in words is "one million, four hundred twenty-nine thousand, six hundred sixty-six".