45129528 has 32 divisors (see below), whose sum is σ = 125360400. Its totient is φ = 15043104.

The previous prime is 45129523. The next prime is 45129551. The reversal of 45129528 is 82592154.

45129528 is a `hidden beast` number, since 4 + 5 + 129 + 528 = 666.

45129528 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 junction number, because it is equal to n+sod(n) for n = 45129492 and 45129501.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45129523) 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 7 ways as a sum of consecutive naturals, for example, 104251 + ... + 104682.

Almost surely, 2^45129528 is an apocalyptic number.

It is an amenable number.

45129528 is an abundant number, since it is smaller than the sum of its proper divisors (80230872).

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

45129528 is a wasteful number, since it uses less digits than its factorization.

45129528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 208948 (or 208938 counting only the distinct ones).

The product of its digits is 28800, while the sum is 36.

The square root of 45129528 is about 6717.8514422395. The cubic root of 45129528 is about 356.0302755887.

The spelling of 45129528 in words is "forty-five million, one hundred twenty-nine thousand, five hundred twenty-eight".