1021852 has 24 divisors (see below), whose sum is σ = 1974896. Its totient is φ = 459648.

The previous prime is 1021849. The next prime is 1021861. The reversal of 1021852 is 2581201.

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 7 ways as a sum of consecutive naturals, for example, 2008 + ... + 2464.

2^1021852 is an apocalyptic number.

It is an amenable number.

1021852 is a deficient number, since it is larger than the sum of its proper divisors (953044).

1021852 is a wasteful number, since it uses less digits than its factorization.

1021852 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 517 (or 515 counting only the distinct ones).

The product of its (nonzero) digits is 160, while the sum is 19.

The square root of 1021852 is about 1010.8669546483. The cubic root of 1021852 is about 100.7231578216.

The spelling of 1021852 in words is "one million, twenty-one thousand, eight hundred fifty-two".