654322 has 16 divisors (see below), whose sum is σ = 1052640. Its totient is φ = 304128.

The previous prime is 654307. The next prime is 654323. The reversal of 654322 is 223456.

It is a happy number.

It is a nialpdrome in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 654293 and 654302.

It is not an unprimeable number, because it can be changed into a prime (654323) 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, 2418 + ... + 2674.

It is an arithmetic number, because the mean of its divisors is an integer number (65790).

2⁶⁵⁴³²² is an apocalyptic number.

654322 is a deficient number, since it is larger than the sum of its proper divisors (398318).

654322 is a wasteful number, since it uses less digits than its factorization.

654322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 345.

The product of its digits is 1440, while the sum is 22.

The square root of 654322 is about 808.9017245624. The cubic root of 654322 is about 86.8154806851.

Adding to 654322 its reverse (223456), we get a palindrome (877778).

The spelling of 654322 in words is "six hundred fifty-four thousand, three hundred twenty-two".