1052622 has 32 divisors (see below), whose sum is σ = 2374560. Its totient is φ = 345600.

The previous prime is 1052609. The next prime is 1052629. The reversal of 1052622 is 2262501.

It is a super-2 number, since 2×1052622² = 2216026149768, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 1052595 and 1052604.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1052629) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5358 + ... + 5550.

It is an arithmetic number, because the mean of its divisors is an integer number (74205).

2^1052622 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1052622, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1187280).

1052622 is an abundant number, since it is smaller than the sum of its proper divisors (1321938).

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

1052622 is a wasteful number, since it uses less digits than its factorization.

1052622 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 305 (or 299 counting only the distinct ones).

The product of its (nonzero) digits is 240, while the sum is 18.

The square root of 1052622 is about 1025.9736838730. The cubic root of 1052622 is about 101.7241682539.

The spelling of 1052622 in words is "one million, fifty-two thousand, six hundred twenty-two".