1429644 has 24 divisors (see below), whose sum is σ = 3369520. Its totient is φ = 471744.

The previous prime is 1429633. The next prime is 1429651. The reversal of 1429644 is 4469241.

It is a Smith number, since the sum of its digits (30) coincides with the sum of the digits of its prime factors.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 762 + ... + 1854.

2^1429644 is an apocalyptic number.

It is an amenable number.

1429644 is an abundant number, since it is smaller than the sum of its proper divisors (1939876).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1429644 is a wasteful number, since it uses less digits than its factorization.

1429644 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1209 (or 1207 counting only the distinct ones).

The product of its digits is 6912, while the sum is 30.

The square root of 1429644 is about 1195.6772139670. The cubic root of 1429644 is about 112.6529672235.

The spelling of 1429644 in words is "one million, four hundred twenty-nine thousand, six hundred forty-four".