3320287505 has 16 divisors (see below), whose sum is σ = 4073981184. Its totient is φ = 2596608000.

The previous prime is 3320287501. The next prime is 3320287507. The reversal of 3320287505 is 5057820233.

It is not a de Polignac number, because 3320287505 - 2² = 3320287501 is a prime.

It is a super-2 number, since 2×3320287505² = 22048618231718250050, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3320287501) 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, 199505 + ... + 215505.

It is an arithmetic number, because the mean of its divisors is an integer number (254623824).

Almost surely, 2^3320287505 is an apocalyptic number.

It is an amenable number.

3320287505 is a deficient number, since it is larger than the sum of its proper divisors (753693679).

3320287505 is a wasteful number, since it uses less digits than its factorization.

3320287505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16936.

The product of its (nonzero) digits is 50400, while the sum is 35.

The square root of 3320287505 is about 57621.9359706006. The cubic root of 3320287505 is about 1491.8502463876.

The spelling of 3320287505 in words is "three billion, three hundred twenty million, two hundred eighty-seven thousand, five hundred five".