1429385 has 8 divisors (see below), whose sum is σ = 1729536. Its totient is φ = 1134000.

The previous prime is 1429369. The next prime is 1429387. The reversal of 1429385 is 5839241.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 1429385 - 2⁴ = 1429369 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (1429387) 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, 491 + ... + 1760.

It is an arithmetic number, because the mean of its divisors is an integer number (216192).

2^1429385 is an apocalyptic number.

It is an amenable number.

1429385 is a deficient number, since it is larger than the sum of its proper divisors (300151).

1429385 is a wasteful number, since it uses less digits than its factorization.

1429385 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2383.

The product of its digits is 8640, while the sum is 32.

The square root of 1429385 is about 1195.5689022386. The cubic root of 1429385 is about 112.6461639259.

The spelling of 1429385 in words is "one million, four hundred twenty-nine thousand, three hundred eighty-five".