1402016828 has 12 divisors (see below), whose sum is σ = 2471181720. Its totient is φ = 695964912.

The previous prime is 1402016801. The next prime is 1402016851. The reversal of 1402016828 is 8286102041.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 1402016794 and 1402016803.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1260251 + ... + 1261362.

It is an arithmetic number, because the mean of its divisors is an integer number (205931810).

Almost surely, 2^1402016828 is an apocalyptic number.

It is an amenable number.

1402016828 is a deficient number, since it is larger than the sum of its proper divisors (1069164892).

1402016828 is a wasteful number, since it uses less digits than its factorization.

1402016828 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2521756 (or 2521754 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 32.

The square root of 1402016828 is about 37443.5151661806. The cubic root of 1402016828 is about 1119.2258755637.

Adding to 1402016828 its reverse (8286102041), we get a palindrome (9688118869).

The spelling of 1402016828 in words is "one billion, four hundred two million, sixteen thousand, eight hundred twenty-eight".