1052858 has 4 divisors (see below), whose sum is σ = 1579290. Its totient is φ = 526428.

The previous prime is 1052851. The next prime is 1052873. The reversal of 1052858 is 8582501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8582501 = 17 ⋅504853.

It can be written as a sum of positive squares in only one way, i.e., 1014049 + 38809 = 1007^2 + 197^2 .

It is a super-2 number, since 2×1052858² = 2217019936328, which contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 1052858.

It is not an unprimeable number, because it can be changed into a prime (1052851) by changing a digit.

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 as a sum of consecutive naturals, namely, 263213 + ... + 263216.

2^1052858 is an apocalyptic number.

1052858 is a deficient number, since it is larger than the sum of its proper divisors (526432).

1052858 is an equidigital number, since it uses as much as digits as its factorization.

1052858 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 526431.

The product of its (nonzero) digits is 3200, while the sum is 29.

The square root of 1052858 is about 1026.0886901238. The cubic root of 1052858 is about 101.7317699412.

The spelling of 1052858 in words is "one million, fifty-two thousand, eight hundred fifty-eight".