45051424 has 48 divisors (see below), whose sum is σ = 97596576. Its totient is φ = 20300800.

The previous prime is 45051421. The next prime is 45051473. The reversal of 45051424 is 42415054.

It is a happy number.

45051424 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (45051421) 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, 45624 + ... + 46600.

It is an arithmetic number, because the mean of its divisors is an integer number (2033262).

Almost surely, 2^45051424 is an apocalyptic number.

45051424 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 45051424, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (48798288).

45051424 is an abundant number, since it is smaller than the sum of its proper divisors (52545152).

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

45051424 is a wasteful number, since it uses less digits than its factorization.

45051424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1129 (or 1121 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 45051424 is about 6712.0357567582. The cubic root of 45051424 is about 355.8247675244.

Adding to 45051424 its reverse (42415054), we get a palindrome (87466478).

It can be divided in two parts, 4505 and 1424, that added together give a square (5929 = 77²).

The spelling of 45051424 in words is "forty-five million, fifty-one thousand, four hundred twenty-four".