45921120 has 192 divisors, whose sum is σ = 168376320. Its totient is φ = 10303488.

The previous prime is 45921101. The next prime is 45921121. The reversal of 45921120 is 2112954.

45921120 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 (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45921121) 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 31 ways as a sum of consecutive naturals, for example, 265354 + ... + 265526.

It is an arithmetic number, because the mean of its divisors is an integer number (876960).

Almost surely, 2^45921120 is an apocalyptic number.

45921120 is a gapful number since it is divisible by the number (40) 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 45921120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (84188160).

45921120 is an abundant number, since it is smaller than the sum of its proper divisors (122455200).

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

45921120 is a wasteful number, since it uses less digits than its factorization.

45921120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277 (or 269 counting only the distinct ones).

The product of its (nonzero) digits is 720, while the sum is 24.

The square root of 45921120 is about 6776.5123773221. The cubic root of 45921120 is about 358.0998649854.

The spelling of 45921120 in words is "forty-five million, nine hundred twenty-one thousand, one hundred twenty".