652740000 has 480 divisors, whose sum is σ = 2494001664. Its totient is φ = 147840000.

The previous prime is 652739993. The next prime is 652740013. The reversal of 652740000 is 47256.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (480).

It is a hoax number, since the sum of its digits (24) coincides with the sum of the digits of its distinct prime factors.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 15179979 + ... + 15180021.

Almost surely, 2^652740000 is an apocalyptic number.

652740000 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 652740000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1247000832).

652740000 is an abundant number, since it is smaller than the sum of its proper divisors (1841261664).

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

652740000 is a wasteful number, since it uses less digits than its factorization.

652740000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 110 (or 87 counting only the distinct ones).

The product of its (nonzero) digits is 1680, while the sum is 24.

The square root of 652740000 is about 25548.7768787471. The cubic root of 652740000 is about 867.4545760445.

Adding to 652740000 its reverse (47256), we get a palindrome (652787256).

The spelling of 652740000 in words is "six hundred fifty-two million, seven hundred forty thousand".