45508112 has 40 divisors (see below), whose sum is σ = 95707416. Its totient is φ = 20837376.

The previous prime is 45508109. The next prime is 45508123. The reversal of 45508112 is 21180554.

It can be written as a sum of positive squares in 4 ways, for example, as 295936 + 45212176 = 544^2 + 6724^2 .

It is a Harshad number since it is a multiple of its sum of digits (26).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 27698 + ... + 29294.

Almost surely, 2^45508112 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 45508112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47853708).

45508112 is an abundant number, since it is smaller than the sum of its proper divisors (50199304).

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

45508112 is a wasteful number, since it uses less digits than its factorization.

45508112 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1755 (or 1749 counting only the distinct ones).

The product of its (nonzero) digits is 1600, while the sum is 26.

The square root of 45508112 is about 6745.9700562632. The cubic root of 45508112 is about 357.0230639452.

Adding to 45508112 its reverse (21180554), we get a palindrome (66688666).

The spelling of 45508112 in words is "forty-five million, five hundred eight thousand, one hundred twelve".