45616745 has 8 divisors (see below), whose sum is σ = 56219784. Its totient is φ = 35506944.

The previous prime is 45616709. The next prime is 45616757. The reversal of 45616745 is 54761654.

It can be written as a sum of positive squares in 4 ways, for example, as 19678096 + 25938649 = 4436^2 + 5093^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 45616745 - 2²² = 41422441 is a prime.

It is an alternating number because its digits alternate between even and odd.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 45616699 and 45616708.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 123104 + ... + 123473.

It is an arithmetic number, because the mean of its divisors is an integer number (7027473).

Almost surely, 2^45616745 is an apocalyptic number.

It is an amenable number.

45616745 is a deficient number, since it is larger than the sum of its proper divisors (10603039).

45616745 is a wasteful number, since it uses less digits than its factorization.

45616745 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 246619.

The product of its digits is 100800, while the sum is 38.

The square root of 45616745 is about 6754.0169528955. The cubic root of 45616745 is about 357.3069229811.

The spelling of 45616745 in words is "forty-five million, six hundred sixteen thousand, seven hundred forty-five".