1406277 has 6 divisors (see below), whose sum is σ = 2031302. Its totient is φ = 937512.

The previous prime is 1406267. The next prime is 1406281. The reversal of 1406277 is 7726041.

It can be written as a sum of positive squares in only one way, i.e., 715716 + 690561 = 846^2 + 831^2 .

It is not a de Polignac number, because 1406277 - 2⁶ = 1406213 is a prime.

It is a Duffinian number.

It is a plaindrome in base 12.

It is a self number, because there is not a number n which added to its sum of digits gives 1406277.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1406267) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 78118 + ... + 78135.

2^1406277 is an apocalyptic number.

It is an amenable number.

1406277 is a deficient number, since it is larger than the sum of its proper divisors (625025).

1406277 is a wasteful number, since it uses less digits than its factorization.

1406277 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 156259 (or 156256 counting only the distinct ones).

The product of its (nonzero) digits is 2352, while the sum is 27.

The square root of 1406277 is about 1185.8655067081. The cubic root of 1406277 is about 112.0358356841.

The spelling of 1406277 in words is "one million, four hundred six thousand, two hundred seventy-seven".