652143000 has 128 divisors (see below), whose sum is σ = 2047631040. Its totient is φ = 172800000.

The previous prime is 652142999. The next prime is 652143029. The reversal of 652143000 is 341256.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 542400 + ... + 543600.

Almost surely, 2^652143000 is an apocalyptic number.

652143000 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 652143000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1023815520).

652143000 is an abundant number, since it is smaller than the sum of its proper divisors (1395488040).

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

652143000 is a wasteful number, since it uses less digits than its factorization.

652143000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1406 (or 1392 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 21.

The square root of 652143000 is about 25537.0906721968. The cubic root of 652143000 is about 867.1900356228.

Adding to 652143000 its reverse (341256), we get a palindrome (652484256).

The spelling of 652143000 in words is "six hundred fifty-two million, one hundred forty-three thousand".