426616 has 8 divisors (see below), whose sum is σ = 799920. Its totient is φ = 213304.

The previous prime is 426611. The next prime is 426631. The reversal of 426616 is 616624.

It is a happy number.

426616 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a super-2 number, since 2×426616² = 364002422912, which contains 22 as substring.

It is a nialpdrome in base 15.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (426611) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 26656 + ... + 26671.

It is an arithmetic number, because the mean of its divisors is an integer number (99990).

2⁴²⁶⁶¹⁶ is an apocalyptic number.

It is an amenable number.

426616 is a deficient number, since it is larger than the sum of its proper divisors (373304).

426616 is a wasteful number, since it uses less digits than its factorization.

426616 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 53333 (or 53329 counting only the distinct ones).

The product of its digits is 1728, while the sum is 25.

The square root of 426616 is about 653.1584800031. The cubic root of 426616 is about 75.2799022451.

The spelling of 426616 in words is "four hundred twenty-six thousand, six hundred sixteen".