662416 has 20 divisors (see below), whose sum is σ = 1351600. Its totient is φ = 313632.

The previous prime is 662407. The next prime is 662443. The reversal of 662416 is 614266.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 786 + ... + 1393.

It is an arithmetic number, because the mean of its divisors is an integer number (67580).

2⁶⁶²⁴¹⁶ is an apocalyptic number.

It is an amenable number.

662416 is an abundant number, since it is smaller than the sum of its proper divisors (689184).

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

662416 is a wasteful number, since it uses less digits than its factorization.

662416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2206 (or 2200 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

The square root of 662416 is about 813.8894273794. The cubic root of 662416 is about 87.1719855018.

The spelling of 662416 in words is "six hundred sixty-two thousand, four hundred sixteen".