45092889 has 16 divisors (see below), whose sum is σ = 66979840. Its totient is φ = 29982960.

The previous prime is 45092849. The next prime is 45092953. The reversal of 45092889 is 98829054.

It is not a de Polignac number, because 45092889 - 2¹¹ = 45090841 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (45092849) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9384 + ... + 13350.

It is an arithmetic number, because the mean of its divisors is an integer number (4186240).

Almost surely, 2^45092889 is an apocalyptic number.

It is an amenable number.

45092889 is a deficient number, since it is larger than the sum of its proper divisors (21886951).

45092889 is a wasteful number, since it uses less digits than its factorization.

45092889 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4397 (or 4391 counting only the distinct ones).

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

The square root of 45092889 is about 6715.1239005695. The cubic root of 45092889 is about 355.9339002178.

It can be divided in two parts, 450 and 92889, that added together give a palindrome (93339).

The spelling of 45092889 in words is "forty-five million, ninety-two thousand, eight hundred eighty-nine".