1672005050 has 12 divisors (see below), whose sum is σ = 3109929486. Its totient is φ = 668802000.

The previous prime is 1672005019. The next prime is 1672005053. The reversal of 1672005050 is 505002761.

It can be written as a sum of positive squares in 3 ways, for example, as 956603041 + 715402009 = 30929^2 + 26747^2 .

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (1672005053) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 16720001 + ... + 16720100.

Almost surely, 2^1672005050 is an apocalyptic number.

1672005050 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1672005050 is a deficient number, since it is larger than the sum of its proper divisors (1437924436).

1672005050 is a wasteful number, since it uses less digits than its factorization.

1672005050 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33440113 (or 33440108 counting only the distinct ones).

The product of its (nonzero) digits is 2100, while the sum is 26.

The square root of 1672005050 is about 40890.1583513686. The cubic root of 1672005050 is about 1186.8956230184.

The spelling of 1672005050 in words is "one billion, six hundred seventy-two million, five thousand, fifty".