1683257376 has 48 divisors (see below), whose sum is σ = 4421759328. Its totient is φ = 560678400.

The previous prime is 1683257357. The next prime is 1683257377. The reversal of 1683257376 is 6737523861.

It is a tau number, because it is divible by the number of its divisors (48).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is not an unprimeable number, because it can be changed into a prime (1683257377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 145236 + ... + 156396.

It is an arithmetic number, because the mean of its divisors is an integer number (92119986).

Almost surely, 2^1683257376 is an apocalyptic number.

1683257376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1683257376 is an abundant number, since it is smaller than the sum of its proper divisors (2738501952).

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

1683257376 is a wasteful number, since it uses less digits than its factorization.

1683257376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12745 (or 12737 counting only the distinct ones).

The product of its digits is 1270080, while the sum is 48.

The square root of 1683257376 is about 41027.5197398039. The cubic root of 1683257376 is about 1189.5522115324.

The spelling of 1683257376 in words is "one billion, six hundred eighty-three million, two hundred fifty-seven thousand, three hundred seventy-six".