45454122 has 96 divisors (see below), whose sum is σ = 120766464. Its totient is φ = 12538800.

The previous prime is 45454121. The next prime is 45454127. The reversal of 45454122 is 22145454.

45454122 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 (27).

It is not an unprimeable number, because it can be changed into a prime (45454121) 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 47 ways as a sum of consecutive naturals, for example, 105247 + ... + 105677.

It is an arithmetic number, because the mean of its divisors is an integer number (1257984).

Almost surely, 2^45454122 is an apocalyptic number.

45454122 is a gapful number since it is divisible by the number (42) formed by its first and last digit.

It is a practical number, because each smaller number is the sum of distinct divisors of 45454122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (60383232).

45454122 is an abundant number, since it is smaller than the sum of its proper divisors (75312342).

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

45454122 is a wasteful number, since it uses less digits than its factorization.

45454122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 486 (or 474 counting only the distinct ones).

The product of its digits is 6400, while the sum is 27.

The square root of 45454122 is about 6741.9672203297. The cubic root of 45454122 is about 356.8818195079.

Adding to 45454122 its reverse (22145454), we get a palindrome (67599576).

The spelling of 45454122 in words is "forty-five million, four hundred fifty-four thousand, one hundred twenty-two".