662466066 has 16 divisors (see below), whose sum is σ = 1330621344. Its totient is φ = 219873824.

The previous prime is 662466061. The next prime is 662466089. The reversal of 662466066 is 660664266.

It is a happy number.

It is a super-2 number, since 2×662466066² = 877722577203032712, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (662466061) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 235536 + ... + 238331.

It is an arithmetic number, because the mean of its divisors is an integer number (83163834).

Almost surely, 2^662466066 is an apocalyptic number.

662466066 is an abundant number, since it is smaller than the sum of its proper divisors (668155278).

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

662466066 is a wasteful number, since it uses less digits than its factorization.

662466066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 474105.

The product of its (nonzero) digits is 373248, while the sum is 42.

The square root of 662466066 is about 25738.4161517371. The cubic root of 662466066 is about 871.7418162567.

The spelling of 662466066 in words is "six hundred sixty-two million, four hundred sixty-six thousand, sixty-six".