45840003 has 24 divisors (see below), whose sum is σ = 69017424. Its totient is φ = 27023040.

The previous prime is 45839957. The next prime is 45840013. The reversal of 45840003 is 30004854.

It is a happy number.

It is not a de Polignac number, because 45840003 - 2¹⁷ = 45708931 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45840013) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 11725 + ... + 15137.

It is an arithmetic number, because the mean of its divisors is an integer number (2875726).

Almost surely, 2^45840003 is an apocalyptic number.

45840003 is a deficient number, since it is larger than the sum of its proper divisors (23177421).

45840003 is a wasteful number, since it uses less digits than its factorization.

45840003 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3475 (or 3464 counting only the distinct ones).

The product of its (nonzero) digits is 1920, while the sum is 24.

The square root of 45840003 is about 6770.5245734729. The cubic root of 45840003 is about 357.8888864828. Note that the first 5 decimals are identical.

Adding to 45840003 its reverse (30004854), we get a palindrome (75844857).

It can be divided in two parts, 45 and 840003, that added together give a palindrome (840048).

The spelling of 45840003 in words is "forty-five million, eight hundred forty thousand, three".