45710681 has 6 divisors (see below), whose sum is σ = 46178046. Its totient is φ = 45248000.

The previous prime is 45710633. The next prime is 45710689. The reversal of 45710681 is 18601754.

It is a happy number.

It can be written as a sum of positive squares in 3 ways, for example, as 37393225 + 8317456 = 6115^2 + 2884^2 .

It is not a de Polignac number, because 45710681 - 2⁶ = 45710617 is a prime.

It is a super-2 number, since 2×45710681² = 4178932714967522, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45710689) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 7961 + ... + 12441.

It is an arithmetic number, because the mean of its divisors is an integer number (7696341).

Almost surely, 2^45710681 is an apocalyptic number.

It is an amenable number.

45710681 is a deficient number, since it is larger than the sum of its proper divisors (467365).

45710681 is an equidigital number, since it uses as much as digits as its factorization.

45710681 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4683 (or 4582 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 32.

The square root of 45710681 is about 6760.9674603565. The cubic root of 45710681 is about 357.5520155133.

The spelling of 45710681 in words is "forty-five million, seven hundred ten thousand, six hundred eighty-one".