1873996560 has 160 divisors (see below), whose sum is σ = 6535176960. Its totient is φ = 499685760.

The previous prime is 1873996483. The next prime is 1873996571. The reversal of 1873996560 is 656993781.

1873996560 is a `hidden beast` number, since 1 + 8 + 73 + 9 + 9 + 6 + 560 = 666.

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

It is a junction number, because it is equal to n+sod(n) for n = 1873996497 and 1873996506.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 169605 + ... + 180315.

It is an arithmetic number, because the mean of its divisors is an integer number (40844856).

Almost surely, 2^1873996560 is an apocalyptic number.

1873996560 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 1873996560, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (3267588480).

1873996560 is an abundant number, since it is smaller than the sum of its proper divisors (4661180400).

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

1873996560 is an equidigital number, since it uses as much as digits as its factorization.

1873996560 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10745 (or 10721 counting only the distinct ones).

The product of its (nonzero) digits is 2449440, while the sum is 54.

The square root of 1873996560 is about 43289.6819115133. The cubic root of 1873996560 is about 1232.8860249488.

The spelling of 1873996560 in words is "one billion, eight hundred seventy-three million, nine hundred ninety-six thousand, five hundred sixty".