662027671 has 8 divisors (see below), whose sum is σ = 674835840. Its totient is φ = 649334712.

The previous prime is 662027647. The next prime is 662027677. The reversal of 662027671 is 176720266.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 662027671 - 2⁷ = 662027543 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 662027671.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (662027677) 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, 17155 + ... + 40228.

It is an arithmetic number, because the mean of its divisors is an integer number (84354480).

Almost surely, 2^662027671 is an apocalyptic number.

662027671 is a deficient number, since it is larger than the sum of its proper divisors (12808169).

662027671 is a wasteful number, since it uses less digits than its factorization.

662027671 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57605.

The product of its (nonzero) digits is 42336, while the sum is 37.

The square root of 662027671 is about 25729.8983868961. The cubic root of 662027671 is about 871.5494785631.

The spelling of 662027671 in words is "six hundred sixty-two million, twenty-seven thousand, six hundred seventy-one".