1052578 has 4 divisors (see below), whose sum is σ = 1578870. Its totient is φ = 526288.

The previous prime is 1052573. The next prime is 1052609. The reversal of 1052578 is 8752501.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 8752501 = 17 ⋅514853.

It can be written as a sum of positive squares in only one way, i.e., 815409 + 237169 = 903^2 + 487^2 .

It is a super-2 number, since 2×1052578² = 2215840892168, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (1052573) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 263143 + ... + 263146.

2^1052578 is an apocalyptic number.

1052578 is a deficient number, since it is larger than the sum of its proper divisors (526292).

1052578 is an equidigital number, since it uses as much as digits as its factorization.

1052578 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526291.

The product of its (nonzero) digits is 2800, while the sum is 28.

The square root of 1052578 is about 1025.9522406038. The cubic root of 1052578 is about 101.7227508645.

The spelling of 1052578 in words is "one million, fifty-two thousand, five hundred seventy-eight".