1995775092 has 48 divisors (see below), whose sum is σ = 5189956800. Its totient is φ = 663236640.

The previous prime is 1995775063. The next prime is 1995775121. The reversal of 1995775092 is 2905775991.

1995775092 is a `hidden beast` number, since 19 + 9 + 577 + 50 + 9 + 2 = 666.

It is an interprime number because it is at equal distance from previous prime (1995775063) and next prime (1995775121).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7834 + ... + 63662.

It is an arithmetic number, because the mean of its divisors is an integer number (108124100).

Almost surely, 2^1995775092 is an apocalyptic number.

1995775092 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

1995775092 is an abundant number, since it is smaller than the sum of its proper divisors (3194181708).

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

1995775092 is a wasteful number, since it uses less digits than its factorization.

1995775092 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 56173 (or 56165 counting only the distinct ones).

The product of its (nonzero) digits is 1786050, while the sum is 54.

The square root of 1995775092 is about 44674.0986702586. The cubic root of 1995775092 is about 1259.0332493680.

The spelling of 1995775092 in words is "one billion, nine hundred ninety-five million, seven hundred seventy-five thousand, ninety-two".