1675919900 has 18 divisors (see below), whose sum is σ = 3636746400. Its totient is φ = 670367920.

The previous prime is 1675919887. The next prime is 1675919963. The reversal of 1675919900 is 99195761.

It is a super-2 number, since 2×1675919900² = 5617415022432020000, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8379500 + ... + 8379699.

Almost surely, 2^1675919900 is an apocalyptic number.

1675919900 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

1675919900 is an abundant number, since it is smaller than the sum of its proper divisors (1960826500).

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

1675919900 is a wasteful number, since it uses less digits than its factorization.

1675919900 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16759213 (or 16759206 counting only the distinct ones).

The product of its (nonzero) digits is 153090, while the sum is 47.

The square root of 1675919900 is about 40938.0006839611. Note that the first 3 decimals coincide. The cubic root of 1675919900 is about 1187.8212375614.

The spelling of 1675919900 in words is "one billion, six hundred seventy-five million, nine hundred nineteen thousand, nine hundred".