45045636 has 24 divisors (see below), whose sum is σ = 106192800. Its totient is φ = 14860032.

The previous prime is 45045617. The next prime is 45045683. The reversal of 45045636 is 63654054.

It is a junction number, because it is equal to n+sod(n) for n = 45045597 and 45045606.

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, 18186 + ... + 20513.

It is an arithmetic number, because the mean of its divisors is an integer number (4424700).

Almost surely, 2^45045636 is an apocalyptic number.

It is an amenable number.

45045636 is an abundant number, since it is smaller than the sum of its proper divisors (61147164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45045636 is a wasteful number, since it uses less digits than its factorization.

45045636 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38803 (or 38801 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 33.

The square root of 45045636 is about 6711.6045771484. The cubic root of 45045636 is about 355.8095286279.

The spelling of 45045636 in words is "forty-five million, forty-five thousand, six hundred thirty-six".