1406395 has 4 divisors (see below), whose sum is σ = 1687680. Its totient is φ = 1125112.

The previous prime is 1406389. The next prime is 1406417. The reversal of 1406395 is 5936041.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 5936041 = 1451 ⋅4091.

It is a cyclic number.

It is not a de Polignac number, because 1406395 - 2³ = 1406387 is a prime.

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, 140635 + ... + 140644.

It is an arithmetic number, because the mean of its divisors is an integer number (421920).

2^1406395 is an apocalyptic number.

1406395 is a deficient number, since it is larger than the sum of its proper divisors (281285).

1406395 is an equidigital number, since it uses as much as digits as its factorization.

1406395 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 281284.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 1406395 is about 1185.9152583553. The cubic root of 1406395 is about 112.0389692201.

The spelling of 1406395 in words is "one million, four hundred six thousand, three hundred ninety-five".