675540000 has 360 divisors, whose sum is σ = 2507384880. Its totient is φ = 178848000.

The previous prime is 675539957. The next prime is 675540031. The reversal of 675540000 is 45576.

It is a tau number, because it is divible by the number of its divisors (360).

It is a Harshad number since it is a multiple of its sum of digits (27).

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 59 ways as a sum of consecutive naturals, for example, 4859931 + ... + 4860069.

It is an arithmetic number, because the mean of its divisors is an integer number (6964958).

Almost surely, 2^675540000 is an apocalyptic number.

675540000 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 675540000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1253692440).

675540000 is an abundant number, since it is smaller than the sum of its proper divisors (1831844880).

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

675540000 is an equidigital number, since it uses as much as digits as its factorization.

675540000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184 (or 149 counting only the distinct ones).

The product of its (nonzero) digits is 4200, while the sum is 27.

The square root of 675540000 is about 25991.1523407486. The cubic root of 675540000 is about 877.4391805316.

Adding to 675540000 its reverse (45576), we get a palindrome (675585576).

The spelling of 675540000 in words is "six hundred seventy-five million, five hundred forty thousand".