1428052 has 12 divisors (see below), whose sum is σ = 2566900. Its totient is φ = 694656.

The previous prime is 1428041. The next prime is 1428079. The reversal of 1428052 is 2508241.

It can be written as a sum of positive squares in 2 ways, for example, as 715716 + 712336 = 846^2 + 844^2 .

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, 4677 + ... + 4972.

2^1428052 is an apocalyptic number.

It is an amenable number.

1428052 is a deficient number, since it is larger than the sum of its proper divisors (1138848).

1428052 is a wasteful number, since it uses less digits than its factorization.

1428052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 9690 (or 9688 counting only the distinct ones).

The product of its (nonzero) digits is 640, while the sum is 22.

The square root of 1428052 is about 1195.0112970177. The cubic root of 1428052 is about 112.6111362653.

The spelling of 1428052 in words is "one million, four hundred twenty-eight thousand, fifty-two".