1673204738 has 8 divisors (see below), whose sum is σ = 2526651900. Its totient is φ = 830987440.

The previous prime is 1673204707. The next prime is 1673204761. The reversal of 1673204738 is 8374023761.

It can be written as a sum of positive squares in 2 ways, for example, as 1131851449 + 541353289 = 33643^2 + 23267^2 .

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

It is a super-2 number, since 2×1673204738² = 5599228190531297288, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 1673204695 and 1673204704.

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 3 ways as a sum of consecutive naturals, for example, 2807093 + ... + 2807688.

Almost surely, 2^1673204738 is an apocalyptic number.

1673204738 is a deficient number, since it is larger than the sum of its proper divisors (853447162).

1673204738 is a wasteful number, since it uses less digits than its factorization.

1673204738 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5614932.

The product of its (nonzero) digits is 169344, while the sum is 41.

The square root of 1673204738 is about 40904.8253632747. The cubic root of 1673204738 is about 1187.1794267893.

The spelling of 1673204738 in words is "one billion, six hundred seventy-three million, two hundred four thousand, seven hundred thirty-eight".