427654 has 4 divisors (see below), whose sum is σ = 641484. Its totient is φ = 213826.

The previous prime is 427621. The next prime is 427681. The reversal of 427654 is 456724.

427654 is nontrivially palindromic in base 16.

427654 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

427654 is an undulating number in base 16.

It is a congruent number.

It is an unprimeable number.

427654 is an untouchable number, because it is not equal to the sum of proper divisors of any number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 106912 + ... + 106915.

It is an arithmetic number, because the mean of its divisors is an integer number (160371).

2⁴²⁷⁶⁵⁴ is an apocalyptic number.

427654 is a deficient number, since it is larger than the sum of its proper divisors (213830).

427654 is a wasteful number, since it uses less digits than its factorization.

427654 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 213829.

The product of its digits is 6720, while the sum is 28.

The square root of 427654 is about 653.9525976705. The cubic root of 427654 is about 75.3409073406.

It can be divided in two parts, 427 and 654, that added together give a triangular number (1081 = T₄₆).

The spelling of 427654 in words is "four hundred twenty-seven thousand, six hundred fifty-four".