145426 has 16 divisors (see below), whose sum is σ = 237600. Its totient is φ = 66528.

The previous prime is 145423. The next prime is 145433. The reversal of 145426 is 624541.

It is a super-2 number, since 2×145426² = 42297442952, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 145397 and 145406.

It is not an unprimeable number, because it can be changed into a prime (145423) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1590 + ... + 1678.

It is an arithmetic number, because the mean of its divisors is an integer number (14850).

2¹⁴⁵⁴²⁶ is an apocalyptic number.

145426 is a deficient number, since it is larger than the sum of its proper divisors (92174).

145426 is a wasteful number, since it uses less digits than its factorization.

145426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 153.

The product of its digits is 960, while the sum is 22.

The square root of 145426 is about 381.3476104553. The cubic root of 145426 is about 52.5872773520.

Adding to 145426 its reverse (624541), we get a palindrome (769967).

The spelling of 145426 in words is "one hundred forty-five thousand, four hundred twenty-six".