45144204 has 48 divisors (see below), whose sum is σ = 122438400. Its totient is φ = 12678336.

The previous prime is 45144199. The next prime is 45144217. The reversal of 45144204 is 40244154.

It is a happy 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 15 ways as a sum of consecutive naturals, for example, 402 + ... + 9510.

It is an arithmetic number, because the mean of its divisors is an integer number (2550800).

Almost surely, 2^45144204 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 45144204, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (61219200).

45144204 is an abundant number, since it is smaller than the sum of its proper divisors (77294196).

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

45144204 is a wasteful number, since it uses less digits than its factorization.

45144204 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9182 (or 9180 counting only the distinct ones).

The product of its (nonzero) digits is 2560, while the sum is 24.

The square root of 45144204 is about 6718.9436669762. The cubic root of 45144204 is about 356.0688647657.

Adding to 45144204 its reverse (40244154), we get a palindrome (85388358).

The spelling of 45144204 in words is "forty-five million, one hundred forty-four thousand, two hundred four".