1052646 has 32 divisors (see below), whose sum is σ = 2446848. Its totient is φ = 295680.

The previous prime is 1052629. The next prime is 1052663. The reversal of 1052646 is 6462501.

1052646 is an esthetic number in base 6, because in such base its adjacent digits differ by 1.

It is an interprime number because it is at equal distance from previous prime (1052629) and next prime (1052663).

It is a super-2 number, since 2×1052646² = 2216127202632, which contains 22 as substring.

It is a d-powerful number, because it can be written as 1 + 0 + 5⁵ + 2⁹ + 6³ + 4¹⁰ + 6³ .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2806 + ... + 3158.

It is an arithmetic number, because the mean of its divisors is an integer number (76464).

2^1052646 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1052646, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1223424).

1052646 is an abundant number, since it is smaller than the sum of its proper divisors (1394202).

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

1052646 is a wasteful number, since it uses less digits than its factorization.

1052646 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 436.

The product of its (nonzero) digits is 1440, while the sum is 24.

The square root of 1052646 is about 1025.9853800128. The cubic root of 1052646 is about 101.7249413588.

The spelling of 1052646 in words is "one million, fifty-two thousand, six hundred forty-six".