66214662 has 16 divisors (see below), whose sum is σ = 132633072. Its totient is φ = 22037600.

The previous prime is 66214657. The next prime is 66214679. The reversal of 66214662 is 26641266.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4089 + ... + 12212.

It is an arithmetic number, because the mean of its divisors is an integer number (8289567).

Almost surely, 2^66214662 is an apocalyptic number.

66214662 is an abundant number, since it is smaller than the sum of its proper divisors (66418410).

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

66214662 is a wasteful number, since it uses less digits than its factorization.

66214662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16983.

The product of its digits is 20736, while the sum is 33.

The square root of 66214662 is about 8137.2392124110. The cubic root of 66214662 is about 404.5616595667.

The spelling of 66214662 in words is "sixty-six million, two hundred fourteen thousand, six hundred sixty-two".