1406837 has 2 divisors, whose sum is σ = 1406838. Its totient is φ = 1406836.

The previous prime is 1406827. The next prime is 1406849. The reversal of 1406837 is 7386041.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 1378276 + 28561 = 1174^2 + 169^2 .

It is a cyclic number.

It is not a de Polignac number, because 1406837 - 2⁶ = 1406773 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1406807) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 703418 + 703419.

It is an arithmetic number, because the mean of its divisors is an integer number (703419).

2^1406837 is an apocalyptic number.

It is an amenable number.

1406837 is a deficient number, since it is larger than the sum of its proper divisors (1).

1406837 is an equidigital number, since it uses as much as digits as its factorization.

1406837 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032, while the sum is 29.

The square root of 1406837 is about 1186.1015976720. The cubic root of 1406837 is about 112.0507051448.

The spelling of 1406837 in words is "one million, four hundred six thousand, eight hundred thirty-seven".