45008865 has 40 divisors (see below), whose sum is σ = 88026048. Its totient is φ = 21820320.

The previous prime is 45008863. The next prime is 45008867. The reversal of 45008865 is 56880054.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (45008863) and next prime (45008867).

It is not a de Polignac number, because 45008865 - 2¹ = 45008863 is a prime.

It is not an unprimeable number, because it can be changed into a prime (45008863) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 597 + ... + 9506.

Almost surely, 2^45008865 is an apocalyptic number.

45008865 is a gapful number since it is divisible by the number (45) formed by its first and last digit.

It is an amenable number.

45008865 is a deficient number, since it is larger than the sum of its proper divisors (43017183).

45008865 is a wasteful number, since it uses less digits than its factorization.

45008865 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10131 (or 10122 counting only the distinct ones).

The product of its (nonzero) digits is 38400, while the sum is 36.

The square root of 45008865 is about 6708.8646580476. The cubic root of 45008865 is about 355.7126858481.

The spelling of 45008865 in words is "forty-five million, eight thousand, eight hundred sixty-five".