1671005572 has 12 divisors (see below), whose sum is σ = 2925248256. Its totient is φ = 835220360.

The previous prime is 1671005569. The next prime is 1671005573. The reversal of 1671005572 is 2755001761.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (1671005573) by changing a digit.

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, 57004 + ... + 81187.

It is an arithmetic number, because the mean of its divisors is an integer number (243770688).

Almost surely, 2^1671005572 is an apocalyptic number.

It is an amenable number.

1671005572 is a deficient number, since it is larger than the sum of its proper divisors (1254242684).

1671005572 is a wasteful number, since it uses less digits than its factorization.

1671005572 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 141218 (or 141216 counting only the distinct ones).

The product of its (nonzero) digits is 14700, while the sum is 34.

The square root of 1671005572 is about 40877.9350261238. The cubic root of 1671005572 is about 1186.6590781753.

The spelling of 1671005572 in words is "one billion, six hundred seventy-one million, five thousand, five hundred seventy-two".