652205400 has 384 divisors, whose sum is σ = 2656972800. Its totient is φ = 128217600.

The previous prime is 652205371. The next prime is 652205443. The reversal of 652205400 is 4502256.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 877429 + ... + 878171.

It is an arithmetic number, because the mean of its divisors is an integer number (6919200).

Almost surely, 2^652205400 is an apocalyptic number.

652205400 is a gapful number since it is divisible by the number (60) 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 652205400, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1328486400).

652205400 is an abundant number, since it is smaller than the sum of its proper divisors (2004767400).

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

652205400 is a wasteful number, since it uses less digits than its factorization.

652205400 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 799 (or 790 counting only the distinct ones).

The product of its (nonzero) digits is 2400, while the sum is 24.

The square root of 652205400 is about 25538.3123953013. The cubic root of 652205400 is about 867.2176936326.

Adding to 652205400 its reverse (4502256), we get a palindrome (656707656).

The spelling of 652205400 in words is "six hundred fifty-two million, two hundred five thousand, four hundred".