107218532 has 12 divisors (see below), whose sum is σ = 188094060. Its totient is φ = 53477376.

The previous prime is 107218499. The next prime is 107218537. The reversal of 107218532 is 235812701.

It can be written as a sum of positive squares in 2 ways, for example, as 104734756 + 2483776 = 10234^2 + 1576^2 .

It is a super-2 number, since 2×107218532² = 22991627208470048, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 107218495 and 107218504.

It is not an unprimeable number, because it can be changed into a prime (107218537) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31133 + ... + 34404.

It is an arithmetic number, because the mean of its divisors is an integer number (15674505).

Almost surely, 2^107218532 is an apocalyptic number.

It is an amenable number.

107218532 is a deficient number, since it is larger than the sum of its proper divisors (80875528).

107218532 is a wasteful number, since it uses less digits than its factorization.

107218532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 65950 (or 65948 counting only the distinct ones).

The product of its (nonzero) digits is 3360, while the sum is 29.

The square root of 107218532 is about 10354.6381877881. The cubic root of 107218532 is about 475.0689200088.

The spelling of 107218532 in words is "one hundred seven million, two hundred eighteen thousand, five hundred thirty-two".