45256536 has 128 divisors (see below), whose sum is σ = 137894400. Its totient is φ = 13668480.

The previous prime is 45256531. The next prime is 45256543. The reversal of 45256536 is 63565254.

It is a happy number.

45256536 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a self number, because there is not a number n which added to its sum of digits gives 45256536.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45256531) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 199255 + ... + 199481.

It is an arithmetic number, because the mean of its divisors is an integer number (1077300).

Almost surely, 2^45256536 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 45256536, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (68947200).

45256536 is an abundant number, since it is smaller than the sum of its proper divisors (92637864).

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

45256536 is a wasteful number, since it uses less digits than its factorization.

45256536 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326 (or 316 counting only the distinct ones).

The product of its digits is 108000, while the sum is 36.

The square root of 45256536 is about 6727.2978230490. The cubic root of 45256536 is about 356.3639546808.

The spelling of 45256536 in words is "forty-five million, two hundred fifty-six thousand, five hundred thirty-six".