551662 has 8 divisors (see below), whose sum is σ = 835992. Its totient is φ = 273000.

The previous prime is 551659. The next prime is 551671. The reversal of 551662 is 266155.

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

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1164 + ... + 1567.

It is an arithmetic number, because the mean of its divisors is an integer number (104499).

2⁵⁵¹⁶⁶² is an apocalyptic number.

551662 is a deficient number, since it is larger than the sum of its proper divisors (284330).

551662 is a wasteful number, since it uses less digits than its factorization.

551662 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2834.

The product of its digits is 1800, while the sum is 25.

The square root of 551662 is about 742.7395236555. The cubic root of 551662 is about 82.0145720682.

The spelling of 551662 in words is "five hundred fifty-one thousand, six hundred sixty-two".