45902889 has 8 divisors (see below), whose sum is σ = 68004320. Its totient is φ = 30601908.

The previous prime is 45902881. The next prime is 45902891. The reversal of 45902889 is 98820954.

45902889 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 45902889 - 2³ = 45902881 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45902881) 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 7 ways as a sum of consecutive naturals, for example, 850027 + ... + 850080.

It is an arithmetic number, because the mean of its divisors is an integer number (8500540).

Almost surely, 2^45902889 is an apocalyptic number.

It is an amenable number.

45902889 is a deficient number, since it is larger than the sum of its proper divisors (22101431).

45902889 is a wasteful number, since it uses less digits than its factorization.

45902889 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1700116 (or 1700110 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 45.

The square root of 45902889 is about 6775.1670828106. The cubic root of 45902889 is about 358.0524693442.

The spelling of 45902889 in words is "forty-five million, nine hundred two thousand, eight hundred eighty-nine".