1421876 has 12 divisors (see below), whose sum is σ = 2497572. Its totient is φ = 708288.

The previous prime is 1421867. The next prime is 1421909. The reversal of 1421876 is 6781241.

It can be written as a sum of positive squares in 2 ways, for example, as 682276 + 739600 = 826^2 + 860^2 .

It is a congruent number.

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, 1016 + ... + 1968.

It is an arithmetic number, because the mean of its divisors is an integer number (208131).

2^1421876 is an apocalyptic number.

It is an amenable number.

1421876 is a deficient number, since it is larger than the sum of its proper divisors (1075696).

1421876 is a wasteful number, since it uses less digits than its factorization.

1421876 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1330 (or 1328 counting only the distinct ones).

The product of its digits is 2688, while the sum is 29.

The square root of 1421876 is about 1192.4244210850. The cubic root of 1421876 is about 112.4485624934.

The spelling of 1421876 in words is "one million, four hundred twenty-one thousand, eight hundred seventy-six".