253122326 has 4 divisors (see below), whose sum is σ = 379683492. Its totient is φ = 126561162.

The previous prime is 253122293. The next prime is 253122341. The reversal of 253122326 is 623221352.

It is a semiprime because it is the product of two primes.

It is a super-3 number, since 3×253122326³ (a number of 26 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 253122295 and 253122304.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 63280580 + ... + 63280583.

It is an arithmetic number, because the mean of its divisors is an integer number (94920873).

Almost surely, 2^253122326 is an apocalyptic number.

253122326 is a deficient number, since it is larger than the sum of its proper divisors (126561166).

253122326 is a wasteful number, since it uses less digits than its factorization.

253122326 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126561165.

The product of its digits is 4320, while the sum is 26.

The square root of 253122326 is about 15909.8185407628. The cubic root of 253122326 is about 632.5722714732.

Adding to 253122326 its reverse (623221352), we get a palindrome (876343678).

The spelling of 253122326 in words is "two hundred fifty-three million, one hundred twenty-two thousand, three hundred twenty-six".