45282681 has 12 divisors (see below), whose sum is σ = 68851120. Its totient is φ = 28599480.

The previous prime is 45282673. The next prime is 45282691. The reversal of 45282681 is 18628254.

It is not a de Polignac number, because 45282681 - 2³ = 45282673 is a prime.

It is a super-2 number, since 2×45282681² = 4101042397095522, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45282631) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 132235 + ... + 132576.

Almost surely, 2^45282681 is an apocalyptic number.

It is an amenable number.

45282681 is a deficient number, since it is larger than the sum of its proper divisors (23568439).

45282681 is a wasteful number, since it uses less digits than its factorization.

45282681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 264836 (or 264833 counting only the distinct ones).

The product of its digits is 30720, while the sum is 36.

The square root of 45282681 is about 6729.2407446903. The cubic root of 45282681 is about 356.4325660742.

The spelling of 45282681 in words is "forty-five million, two hundred eighty-two thousand, six hundred eighty-one".