427798 has 8 divisors (see below), whose sum is σ = 733392. Its totient is φ = 183336.

The previous prime is 427789. The next prime is 427813. The reversal of 427798 is 897724.

It is a happy number.

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

It is a super-2 number, since 2×427798² = 366022257608, which contains 22 as substring.

It is a congruent 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, 15265 + ... + 15292.

It is an arithmetic number, because the mean of its divisors is an integer number (91674).

2⁴²⁷⁷⁹⁸ is an apocalyptic number.

427798 is a deficient number, since it is larger than the sum of its proper divisors (305594).

427798 is a wasteful number, since it uses less digits than its factorization.

427798 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30566.

The product of its digits is 28224, while the sum is 37.

The square root of 427798 is about 654.0626881271. The cubic root of 427798 is about 75.3493626753.

It can be divided in two parts, 427 and 798, that added together give a triangular number (1225 = T₄₉).

The spelling of 427798 in words is "four hundred twenty-seven thousand, seven hundred ninety-eight".