1673701056 has 70 divisors (see below), whose sum is σ = 4961389620. Its totient is φ = 557898624.

The previous prime is 1673701037. The next prime is 1673701061. The reversal of 1673701056 is 6501073761.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 1673701056.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 9 ways as a sum of consecutive naturals, for example, 156246 + ... + 166613.

Almost surely, 2^1673701056 is an apocalyptic number.

1673701056 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

1673701056 is an abundant number, since it is smaller than the sum of its proper divisors (3287688564).

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

1673701056 is an equidigital number, since it uses as much as digits as its factorization.

1673701056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 322883 (or 322864 counting only the distinct ones).

The product of its (nonzero) digits is 26460, while the sum is 36.

The square root of 1673701056 is about 40910.8916549126. The cubic root of 1673701056 is about 1187.2967984126.

The spelling of 1673701056 in words is "one billion, six hundred seventy-three million, seven hundred one thousand, fifty-six".