654412322 has 8 divisors (see below), whose sum is σ = 982500636. Its totient is φ = 326912112.

The previous prime is 654412279. The next prime is 654412327. The reversal of 654412322 is 223214456.

It can be written as a sum of positive squares in 2 ways, for example, as 637512001 + 16900321 = 25249^2 + 4111^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a super-3 number, since 3×654412322³ (a number of 27 digits) contains 333 as substring.

It is not an unprimeable number, because it can be changed into a prime (654412327) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 144233 + ... + 148700.

Almost surely, 2^654412322 is an apocalyptic number.

654412322 is a deficient number, since it is larger than the sum of its proper divisors (328088314).

654412322 is a wasteful number, since it uses less digits than its factorization.

654412322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 294052.

The product of its digits is 11520, while the sum is 29.

The square root of 654412322 is about 25581.4839679015. The cubic root of 654412322 is about 868.1947514404.

Adding to 654412322 its reverse (223214456), we get a palindrome (877626778).

The spelling of 654412322 in words is "six hundred fifty-four million, four hundred twelve thousand, three hundred twenty-two".