1672117652 has 12 divisors (see below), whose sum is σ = 2926857780. Its totient is φ = 835872576.

The previous prime is 1672117631. The next prime is 1672117673. The reversal of 1672117652 is 2567112761.

It is an interprime number because it is at equal distance from previous prime (1672117631) and next prime (1672117673).

It can be written as a sum of positive squares in 2 ways, for example, as 190329616 + 1481788036 = 13796^2 + 38494^2 .

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 25283 + ... + 63114.

It is an arithmetic number, because the mean of its divisors is an integer number (243904815).

Almost surely, 2^1672117652 is an apocalyptic number.

It is an amenable number.

1672117652 is a deficient number, since it is larger than the sum of its proper divisors (1254740128).

1672117652 is a wasteful number, since it uses less digits than its factorization.

1672117652 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93130 (or 93128 counting only the distinct ones).

The product of its digits is 35280, while the sum is 38.

The square root of 1672117652 is about 40891.5352120705. The cubic root of 1672117652 is about 1186.9222664428.

The spelling of 1672117652 in words is "one billion, six hundred seventy-two million, one hundred seventeen thousand, six hundred fifty-two".