553238473 has 4 divisors (see below), whose sum is σ = 566104528. Its totient is φ = 540372420.

The previous prime is 553238459. The next prime is 553238513. The reversal of 553238473 is 374832355.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-553238473 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (553238443) 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, 6432963 + ... + 6433048.

It is an arithmetic number, because the mean of its divisors is an integer number (141526132).

Almost surely, 2^553238473 is an apocalyptic number.

It is an amenable number.

553238473 is a deficient number, since it is larger than the sum of its proper divisors (12866055).

553238473 is a wasteful number, since it uses less digits than its factorization.

553238473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12866054.

The product of its digits is 302400, while the sum is 40.

The square root of 553238473 is about 23521.0219378325. The cubic root of 553238473 is about 820.9262154634.

The spelling of 553238473 in words is "five hundred fifty-three million, two hundred thirty-eight thousand, four hundred seventy-three".