1052244400 has 120 divisors (see below), whose sum is σ = 2612136384. Its totient is φ = 407097600.

The previous prime is 1052244373. The next prime is 1052244421. The reversal of 1052244400 is 44422501.

It is a happy number.

It is a super-2 number, since 2×1052244400² = 2214436554662720000, which contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2252967 + ... + 2253433.

Almost surely, 2^1052244400 is an apocalyptic number.

1052244400 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 1052244400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1306068192).

1052244400 is an abundant number, since it is smaller than the sum of its proper divisors (1559891984).

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

1052244400 is a wasteful number, since it uses less digits than its factorization.

1052244400 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 659 (or 648 counting only the distinct ones).

The product of its (nonzero) digits is 1280, while the sum is 22.

The square root of 1052244400 is about 32438.3168490598. The cubic root of 1052244400 is about 1017.1200319061.

Adding to 1052244400 its reverse (44422501), we get a palindrome (1096666901).

The spelling of 1052244400 in words is "one billion, fifty-two million, two hundred forty-four thousand, four hundred".