45275776 has 128 divisors (see below), whose sum is σ = 116524800. Its totient is φ = 17132544.

The previous prime is 45275773. The next prime is 45275801. The reversal of 45275776 is 67757254.

It is a tau number, because it is divible by the number of its divisors (128).

It is not an unprimeable number, because it can be changed into a prime (45275771) by changing a digit.

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, 1968501 + ... + 1968523.

It is an arithmetic number, because the mean of its divisors is an integer number (910350).

Almost surely, 2^45275776 is an apocalyptic number.

45275776 is a gapful number since it is divisible by the number (46) 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 45275776, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (58262400).

45275776 is an abundant number, since it is smaller than the sum of its proper divisors (71249024).

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

45275776 is an equidigital number, since it uses as much as digits as its factorization.

45275776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 83 (or 45 counting only the distinct ones).

The product of its digits is 411600, while the sum is 43.

The square root of 45275776 is about 6728.7276657627. The cubic root of 45275776 is about 356.4144480953.

The spelling of 45275776 in words is "forty-five million, two hundred seventy-five thousand, seven hundred seventy-six".