45289288 has 16 divisors (see below), whose sum is σ = 92637360. Its totient is φ = 20586000.

The previous prime is 45289259. The next prime is 45289289. The reversal of 45289288 is 88298254.

It is a super-2 number, since 2×45289288² = 4102239215093888, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (45289289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 257238 + ... + 257413.

It is an arithmetic number, because the mean of its divisors is an integer number (5789835).

Almost surely, 2^45289288 is an apocalyptic number.

It is an amenable number.

45289288 is an abundant number, since it is smaller than the sum of its proper divisors (47348072).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

45289288 is a wasteful number, since it uses less digits than its factorization.

45289288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 514668 (or 514664 counting only the distinct ones).

The product of its digits is 368640, while the sum is 46.

The square root of 45289288 is about 6729.7316439811. The cubic root of 45289288 is about 356.4499004089.

The spelling of 45289288 in words is "forty-five million, two hundred eighty-nine thousand, two hundred eighty-eight".