45663605 has 8 divisors (see below), whose sum is σ = 59011512. Its totient is φ = 33720768.

The previous prime is 45663601. The next prime is 45663613. The reversal of 45663605 is 50636654.

It can be written as a sum of positive squares in 4 ways, for example, as 47089 + 45616516 = 217^2 + 6754^2 .

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 45663605 - 2² = 45663601 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45663601) 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, 351194 + ... + 351323.

It is an arithmetic number, because the mean of its divisors is an integer number (7376439).

Almost surely, 2^45663605 is an apocalyptic number.

It is an amenable number.

45663605 is a deficient number, since it is larger than the sum of its proper divisors (13347907).

45663605 is a wasteful number, since it uses less digits than its factorization.

45663605 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 702535.

The product of its (nonzero) digits is 64800, while the sum is 35.

The square root of 45663605 is about 6757.4851091216. The cubic root of 45663605 is about 357.4292294750.

The spelling of 45663605 in words is "forty-five million, six hundred sixty-three thousand, six hundred five".