45426 has 16 divisors (see below), whose sum is σ = 93024. Its totient is φ = 14784.

The previous prime is 45413. The next prime is 45427. The reversal of 45426 is 62454.

Added to its reverse (62454) it gives a triangular number (107880 = T₄₆₄).

It is a happy number.

45426 is digitally balanced in base 2 and base 4, because in such bases it contains all the possibile digits an equal number of times.

45426 is an undulating number in base 15.

It is a plaindrome in base 12 and base 14.

It is a congruent number.

It is an inconsummate number, since it does not exist a number n which divided by its sum of digits gives 45426.

It is not an unprimeable number, because it can be changed into a prime (45427) by changing a digit.

45426 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, 346 + ... + 458.

It is an arithmetic number, because the mean of its divisors is an integer number (5814).

2⁴⁵⁴²⁶ is an apocalyptic number.

45426 is an abundant number, since it is smaller than the sum of its proper divisors (47598).

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 (46512).

45426 is a wasteful number, since it uses less digits than its factorization.

45426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 185.

The product of its digits is 960, while the sum is 21.

The square root of 45426 is about 213.1337608170. The cubic root of 45426 is about 35.6808204615.

Adding to 45426 its reverse (62454), we get a triangular number (107880 = T₄₆₄).

The spelling of 45426 in words is "forty-five thousand, four hundred twenty-six".