1428676 has 6 divisors (see below), whose sum is σ = 2500190. Its totient is φ = 714336.

The previous prime is 1428673. The next prime is 1428677. The reversal of 1428676 is 6768241.

It can be written as a sum of positive squares in only one way, i.e., 952576 + 476100 = 976^2 + 690^2 .

It is a super-2 number, since 2×1428676² = 4082230225952, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1428671) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 178581 + ... + 178588.

2^1428676 is an apocalyptic number.

It is an amenable number.

1428676 is a deficient number, since it is larger than the sum of its proper divisors (1071514).

1428676 is a wasteful number, since it uses less digits than its factorization.

1428676 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 357173 (or 357171 counting only the distinct ones).

The product of its digits is 16128, while the sum is 34.

The square root of 1428676 is about 1195.2723539010. The cubic root of 1428676 is about 112.6275360221.

Adding to 1428676 its product of digits (16128), we get a square (1444804 = 1202²).

The spelling of 1428676 in words is "one million, four hundred twenty-eight thousand, six hundred seventy-six".