1294828 has 6 divisors (see below), whose sum is σ = 2265956. Its totient is φ = 647412.

The previous prime is 1294823. The next prime is 1294841. The reversal of 1294828 is 8284921.

It is an Ulam number.

It is a junction number, because it is equal to n+sod(n) for n = 1294793 and 1294802.

It is not an unprimeable number, because it can be changed into a prime (1294823) 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 as a sum of consecutive naturals, namely, 161850 + ... + 161857.

2^1294828 is an apocalyptic number.

It is an amenable number.

1294828 is a deficient number, since it is larger than the sum of its proper divisors (971128).

1294828 is a wasteful number, since it uses less digits than its factorization.

1294828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 323711 (or 323709 counting only the distinct ones).

The product of its digits is 9216, while the sum is 34.

The square root of 1294828 is about 1137.9050927033. The cubic root of 1294828 is about 108.9943604523.

The spelling of 1294828 in words is "one million, two hundred ninety-four thousand, eight hundred twenty-eight".