45405524 has 12 divisors (see below), whose sum is σ = 80959284. Its totient is φ = 22274304.

The previous prime is 45405511. The next prime is 45405527. The reversal of 45405524 is 42550454.

45405524 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 36820624 + 8584900 = 6068^2 + 2930^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45405527) 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 3 ways as a sum of consecutive naturals, for example, 106877 + ... + 107300.

It is an arithmetic number, because the mean of its divisors is an integer number (6746607).

Almost surely, 2^45405524 is an apocalyptic number.

It is an amenable number.

45405524 is a deficient number, since it is larger than the sum of its proper divisors (35553760).

45405524 is a wasteful number, since it uses less digits than its factorization.

45405524 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214234 (or 214232 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 29.

The square root of 45405524 is about 6738.3621155293. The cubic root of 45405524 is about 356.7545855213.

Adding to 45405524 its reverse (42550454), we get a palindrome (87955978).

The spelling of 45405524 in words is "forty-five million, four hundred five thousand, five hundred twenty-four".