1405434 has 8 divisors (see below), whose sum is σ = 2810880. Its totient is φ = 468476.

The previous prime is 1405421. The next prime is 1405451. The reversal of 1405434 is 4345041.

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

1405434 is an admirable number.

It is a self number, because there is not a number n which added to its sum of digits gives 1405434.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117114 + ... + 117125.

It is an arithmetic number, because the mean of its divisors is an integer number (351360).

2^1405434 is an apocalyptic number.

1405434 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

1405434 is a wasteful number, since it uses less digits than its factorization.

1405434 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 234244.

The product of its (nonzero) digits is 960, while the sum is 21.

The square root of 1405434 is about 1185.5100168282. The cubic root of 1405434 is about 112.0134443895.

The spelling of 1405434 in words is "one million, four hundred five thousand, four hundred thirty-four".