647676112 has 40 divisors (see below), whose sum is σ = 1285370856. Its totient is φ = 316033536.

The previous prime is 647676103. The next prime is 647676119. The reversal of 647676112 is 211676746.

It can be written as a sum of positive squares in 4 ways, for example, as 268828816 + 378847296 = 16396^2 + 19464^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (647676119) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 165118 + ... + 168994.

Almost surely, 2^647676112 is an apocalyptic number.

It is an amenable number.

647676112 is a deficient number, since it is larger than the sum of its proper divisors (637694744).

647676112 is a wasteful number, since it uses less digits than its factorization.

647676112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4135 (or 4129 counting only the distinct ones).

The product of its digits is 84672, while the sum is 40.

The square root of 647676112 is about 25449.4815664288. The cubic root of 647676112 is about 865.2055430554.

The spelling of 647676112 in words is "six hundred forty-seven million, six hundred seventy-six thousand, one hundred twelve".