1405896 has 16 divisors (see below), whose sum is σ = 3514800. Its totient is φ = 468624.

The previous prime is 1405879. The next prime is 1405919. The reversal of 1405896 is 6985041.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29266 + ... + 29313.

It is an arithmetic number, because the mean of its divisors is an integer number (219675).

2^1405896 is an apocalyptic number.

It is an amenable number.

1405896 is an abundant number, since it is smaller than the sum of its proper divisors (2108904).

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

1405896 is a wasteful number, since it uses less digits than its factorization.

1405896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58588 (or 58584 counting only the distinct ones).

The product of its (nonzero) digits is 8640, while the sum is 33.

The square root of 1405896 is about 1185.7048536630. The cubic root of 1405896 is about 112.0257168837.

The spelling of 1405896 in words is "one million, four hundred five thousand, eight hundred ninety-six".