45745450 has 48 divisors (see below), whose sum is σ = 87869376. Its totient is φ = 17712000.

The previous prime is 45745417. The next prime is 45745457. The reversal of 45745450 is 5454754.

It is not an unprimeable number, because it can be changed into a prime (45745457) 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 23 ways as a sum of consecutive naturals, for example, 302875 + ... + 303025.

It is an arithmetic number, because the mean of its divisors is an integer number (1830612).

Almost surely, 2^45745450 is an apocalyptic number.

45745450 is a deficient number, since it is larger than the sum of its proper divisors (42123926).

45745450 is a wasteful number, since it uses less digits than its factorization.

45745450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 319 (or 314 counting only the distinct ones).

The product of its (nonzero) digits is 56000, while the sum is 34.

The square root of 45745450 is about 6763.5382751929. The cubic root of 45745450 is about 357.6426476887.

The spelling of 45745450 in words is "forty-five million, seven hundred forty-five thousand, four hundred fifty".