662090 has 32 divisors (see below), whose sum is σ = 1403136. Its totient is φ = 221760.

The previous prime is 662083. The next prime is 662107. The reversal of 662090 is 90266.

662090 is nontrivially palindromic in base 4.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 662090.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1199 + ... + 1661.

It is an arithmetic number, because the mean of its divisors is an integer number (43848).

2⁶⁶²⁰⁹⁰ is an apocalyptic number.

662090 is an abundant number, since it is smaller than the sum of its proper divisors (741046).

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

662090 is a wasteful number, since it uses less digits than its factorization.

662090 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 494.

The product of its (nonzero) digits is 648, while the sum is 23.

The square root of 662090 is about 813.6891298278. The cubic root of 662090 is about 87.1576829435.

The spelling of 662090 in words is "six hundred sixty-two thousand, ninety".