900480065 has 16 divisors (see below), whose sum is σ = 1092508560. Its totient is φ = 712454400.

The previous prime is 900480043. The next prime is 900480079. The reversal of 900480065 is 560084009.

It is a Cunningham number, because it is equal to 30008²+1.

It can be written as a sum of positive squares in 8 ways, for example, as 3297856 + 897182209 = 1816^2 + 29953^2 .

It is not a de Polignac number, because 900480065 - 2⁶ = 900480001 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 380867 + ... + 383223.

It is an arithmetic number, because the mean of its divisors is an integer number (68281785).

Almost surely, 2^900480065 is an apocalyptic number.

It is an amenable number.

900480065 is a deficient number, since it is larger than the sum of its proper divisors (192028495).

900480065 is a wasteful number, since it uses less digits than its factorization.

900480065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3172.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 900480065 is about 30008.0000166622. Note that the first 4 decimals coincide. The cubic root of 900480065 is about 965.6610198927.

The spelling of 900480065 in words is "nine hundred million, four hundred eighty thousand, sixty-five".