45609036 has 48 divisors (see below), whose sum is σ = 116847360. Its totient is φ = 13731520.

The previous prime is 45609017. The next prime is 45609037. The reversal of 45609036 is 63090654.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a junction number, because it is equal to n+sod(n) for n = 45608988 and 45609006.

It is not an unprimeable number, because it can be changed into a prime (45609037) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 21010 + ... + 23078.

It is an arithmetic number, because the mean of its divisors is an integer number (2434320).

Almost surely, 2^45609036 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45609036, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58423680).

45609036 is an abundant number, since it is smaller than the sum of its proper divisors (71238324).

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

45609036 is a wasteful number, since it uses less digits than its factorization.

45609036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2254 (or 2252 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 33.

The square root of 45609036 is about 6753.4462313696. The cubic root of 45609036 is about 357.2867941574.

The spelling of 45609036 in words is "forty-five million, six hundred nine thousand, thirty-six".