1873964814 has 16 divisors (see below), whose sum is σ = 3748546560. Its totient is φ = 624552120.

The previous prime is 1873964803. The next prime is 1873964821. The reversal of 1873964814 is 4184693781.

It is a super-2 number, since 2×1873964814² = 7023488248220109192, 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 (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 20049 + ... + 64419.

It is an arithmetic number, because the mean of its divisors is an integer number (234284160).

Almost surely, 2^1873964814 is an apocalyptic number.

1873964814 is an abundant number, since it is smaller than the sum of its proper divisors (1874581746).

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

1873964814 is a wasteful number, since it uses less digits than its factorization.

1873964814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 51415.

The product of its digits is 1161216, while the sum is 51.

The square root of 1873964814 is about 43289.3152405995. The cubic root of 1873964814 is about 1232.8790631038.

The spelling of 1873964814 in words is "one billion, eight hundred seventy-three million, nine hundred sixty-four thousand, eight hundred fourteen".