553421326 has 8 divisors (see below), whose sum is σ = 858757320. Its totient is φ = 267168888.

The previous prime is 553421317. The next prime is 553421327. The reversal of 553421326 is 623124355.

It is a happy number.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553421327) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4770816 + ... + 4770931.

It is an arithmetic number, because the mean of its divisors is an integer number (107344665).

Almost surely, 2^553421326 is an apocalyptic number.

553421326 is a deficient number, since it is larger than the sum of its proper divisors (305335994).

553421326 is a wasteful number, since it uses less digits than its factorization.

553421326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9541778.

The product of its digits is 21600, while the sum is 31.

The square root of 553421326 is about 23524.9086289405. The cubic root of 553421326 is about 821.0166480068.

The spelling of 553421326 in words is "five hundred fifty-three million, four hundred twenty-one thousand, three hundred twenty-six".