45485775 has 36 divisors (see below), whose sum is σ = 84291480. Its totient is φ = 23419200.

The previous prime is 45485747. The next prime is 45485779. The reversal of 45485775 is 57758454.

It is not a de Polignac number, because 45485775 - 2⁷ = 45485647 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 45485775.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (45485779) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 3040 + ... + 10010.

It is an arithmetic number, because the mean of its divisors is an integer number (2341430).

Almost surely, 2^45485775 is an apocalyptic number.

45485775 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

45485775 is a deficient number, since it is larger than the sum of its proper divisors (38805705).

45485775 is a wasteful number, since it uses less digits than its factorization.

45485775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7016 (or 7008 counting only the distinct ones).

The product of its digits is 784000, while the sum is 45.

The square root of 45485775 is about 6744.3142720369. The cubic root of 45485775 is about 356.9646411794.

The spelling of 45485775 in words is "forty-five million, four hundred eighty-five thousand, seven hundred seventy-five".