46428 has 24 divisors (see below), whose sum is σ = 111888. Its totient is φ = 14976.

The previous prime is 46411. The next prime is 46439. The reversal of 46428 is 82464.

It is a nialpdrome in base 15.

It is a junction number, because it is equal to n+sod(n) for n = 46398 and 46407.

It is a congruent number.

It is an unprimeable number.

46428 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 in 7 ways as a sum of consecutive naturals, for example, 600 + ... + 672.

It is an arithmetic number, because the mean of its divisors is an integer number (4662).

2⁴⁶⁴²⁸ is an apocalyptic number.

It is an amenable number.

46428 is an abundant number, since it is smaller than the sum of its proper divisors (65460).

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

It is a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (55944).

46428 is a wasteful number, since it uses less digits than its factorization.

46428 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 133 (or 131 counting only the distinct ones).

The product of its digits is 1536, while the sum is 24.

The square root of 46428 is about 215.4715758517. The cubic root of 46428 is about 35.9412622400.

It can be divided in two parts, 46 and 428, that added together give a palindrome (474).

The spelling of 46428 in words is "forty-six thousand, four hundred twenty-eight".