1405832 has 16 divisors (see below), whose sum is σ = 2791260. Its totient is φ = 661504.

The previous prime is 1405823. The next prime is 1405841. The reversal of 1405832 is 2385041.

It is an interprime number because it is at equal distance from previous prime (1405823) and next prime (1405841).

It can be written as a sum of positive squares in 2 ways, for example, as 1378276 + 27556 = 1174^2 + 166^2 .

It is a super-2 number, since 2×1405832² = 3952727224448, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1405798 and 1405807.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5033 + ... + 5304.

2^1405832 is an apocalyptic number.

It is an amenable number.

1405832 is a deficient number, since it is larger than the sum of its proper divisors (1385428).

1405832 is a wasteful number, since it uses less digits than its factorization.

1405832 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10360 (or 10356 counting only the distinct ones).

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 1405832 is about 1185.6778651894. The cubic root of 1405832 is about 112.0240169583.

The spelling of 1405832 in words is "one million, four hundred five thousand, eight hundred thirty-two".