1052428 has 24 divisors (see below), whose sum is σ = 2040752. Its totient is φ = 471744.

The previous prime is 1052417. The next prime is 1052431. The reversal of 1052428 is 8242501.

It is a super-2 number, since 2×1052428² = 2215209390368, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1052399 and 1052408.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1651 + ... + 2197.

2^1052428 is an apocalyptic number.

It is an amenable number.

1052428 is a deficient number, since it is larger than the sum of its proper divisors (988324).

1052428 is a wasteful number, since it uses less digits than its factorization.

1052428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 601 (or 599 counting only the distinct ones).

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

The square root of 1052428 is about 1025.8791351811. The cubic root of 1052428 is about 101.7179185584.

Adding to 1052428 its reverse (8242501), we get a palindrome (9294929).

The spelling of 1052428 in words is "one million, fifty-two thousand, four hundred twenty-eight".