675000000 has 252 divisors, whose sum is σ = 2480467480. Its totient is φ = 180000000.

The previous prime is 674999999. The next prime is 675000037. The reversal of 675000000 is 576.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is an unprimeable number.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 134999998 + ... + 135000002.

Almost surely, 2^675000000 is an apocalyptic number.

675000000 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 675000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1240233740).

675000000 is an abundant number, since it is smaller than the sum of its proper divisors (1805467480).

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

675000000 is an frugal number, since it uses more digits than its factorization.

675000000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61 (or 10 counting only the distinct ones).

The product of its (nonzero) digits is 210, while the sum is 18.

The square root of 675000000 is about 25980.7621135332. The cubic root of 675000000 is about 877.2053214639.

Adding to 675000000 its reverse (576), we get a palindrome (675000576).

The spelling of 675000000 in words is "six hundred seventy-five million", and thus it is an aban number.