553408473 has 4 divisors (see below), whose sum is σ = 737877968. Its totient is φ = 368938980.

The previous prime is 553408433. The next prime is 553408501. The reversal of 553408473 is 374804355.

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 not a de Polignac number, because 553408473 - 2⁸ = 553408217 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (553408423) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 92234743 + ... + 92234748.

It is an arithmetic number, because the mean of its divisors is an integer number (184469492).

Almost surely, 2^553408473 is an apocalyptic number.

It is an amenable number.

553408473 is a deficient number, since it is larger than the sum of its proper divisors (184469495).

553408473 is a wasteful number, since it uses less digits than its factorization.

553408473 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 184469494.

The product of its (nonzero) digits is 201600, while the sum is 39.

The square root of 553408473 is about 23524.6354488226. The cubic root of 553408473 is about 821.0102920243.

The spelling of 553408473 in words is "five hundred fifty-three million, four hundred eight thousand, four hundred seventy-three".