1983804374 has 8 divisors (see below), whose sum is σ = 2992331160. Its totient is φ = 986360656.

The previous prime is 1983804373. The next prime is 1983804439. The reversal of 1983804374 is 4734083891.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (1983804371) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2770319 + ... + 2771034.

It is an arithmetic number, because the mean of its divisors is an integer number (374041395).

Almost surely, 2^1983804374 is an apocalyptic number.

1983804374 is a deficient number, since it is larger than the sum of its proper divisors (1008526786).

1983804374 is a wasteful number, since it uses less digits than its factorization.

1983804374 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5541534.

The product of its (nonzero) digits is 580608, while the sum is 47.

The square root of 1983804374 is about 44539.9188818300. The cubic root of 1983804374 is about 1256.5109601548.

The spelling of 1983804374 in words is "one billion, nine hundred eighty-three million, eight hundred four thousand, three hundred seventy-four".