65470266 has 24 divisors (see below), whose sum is σ = 142215060. Its totient is φ = 21767616.

The previous prime is 65470261. The next prime is 65470267. The reversal of 65470266 is 66207456.

It can be written as a sum of positive squares in 2 ways, for example, as 65367225 + 103041 = 8085^2 + 321^2 .

It is a super-2 number, since 2×65470266² = 8572711460221512, which contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 65470266.

It is not an unprimeable number, because it can be changed into a prime (65470261) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2916 + ... + 11808.

Almost surely, 2^65470266 is an apocalyptic number.

65470266 is an abundant number, since it is smaller than the sum of its proper divisors (76744794).

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

65470266 is a wasteful number, since it uses less digits than its factorization.

65470266 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9310 (or 9307 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 36.

The square root of 65470266 is about 8091.3698469419. The cubic root of 65470266 is about 403.0398932650.

The spelling of 65470266 in words is "sixty-five million, four hundred seventy thousand, two hundred sixty-six".