1052784 has 40 divisors (see below), whose sum is σ = 3023120. Its totient is φ = 350784.

The previous prime is 1052767. The next prime is 1052797. The reversal of 1052784 is 4872501.

It is a super-2 number, since 2×1052784² = 2216708301312, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 787 + ... + 1650.

It is an arithmetic number, because the mean of its divisors is an integer number (75578).

2^1052784 is an apocalyptic number.

It is an amenable number.

1052784 is an abundant number, since it is smaller than the sum of its proper divisors (1970336).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

1052784 is a wasteful number, since it uses less digits than its factorization.

1052784 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2454 (or 2442 counting only the distinct ones).

The product of its (nonzero) digits is 2240, while the sum is 27.

The square root of 1052784 is about 1026.0526302291. The cubic root of 1052784 is about 101.7293864836.

The spelling of 1052784 in words is "one million, fifty-two thousand, seven hundred eighty-four".