1675531000 has 128 divisors (see below), whose sum is σ = 4606580160. Its totient is φ = 562368000.

The previous prime is 1675530949. The next prime is 1675531001. The reversal of 1675531000 is 1355761.

It is a super-2 number, since 2×1675531000² = 5614808263922000000, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 1675531000.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1675531001) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 137142 + ... + 148858.

Almost surely, 2^1675531000 is an apocalyptic number.

1675531000 is a gapful number since it is divisible by the number (10) 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 1675531000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2303290080).

1675531000 is an abundant number, since it is smaller than the sum of its proper divisors (2931049160).

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

1675531000 is a wasteful number, since it uses less digits than its factorization.

1675531000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11762 (or 11748 counting only the distinct ones).

The product of its (nonzero) digits is 3150, while the sum is 28.

The square root of 1675531000 is about 40933.2505428044. The cubic root of 1675531000 is about 1187.7293518224.

Adding to 1675531000 its reverse (1355761), we get a palindrome (1676886761).

The spelling of 1675531000 in words is "one billion, six hundred seventy-five million, five hundred thirty-one thousand".