1429642 has 12 divisors (see below), whose sum is σ = 2232630. Its totient is φ = 685776.

The previous prime is 1429633. The next prime is 1429651. The reversal of 1429642 is 2469241.

It is an interprime number because it is at equal distance from previous prime (1429633) and next prime (1429651).

It can be written as a sum of positive squares in 3 ways, for example, as 982081 + 447561 = 991^2 + 669^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 1429642.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 9028 + ... + 9184.

2^1429642 is an apocalyptic number.

1429642 is a deficient number, since it is larger than the sum of its proper divisors (802988).

1429642 is an equidigital number, since it uses as much as digits as its factorization.

1429642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345 (or 188 counting only the distinct ones).

The product of its digits is 3456, while the sum is 28.

The square root of 1429642 is about 1195.6763776206. The cubic root of 1429642 is about 112.6529146915.

The spelling of 1429642 in words is "one million, four hundred twenty-nine thousand, six hundred forty-two".