553309473 has 16 divisors (see below), whose sum is σ = 781804800. Its totient is φ = 347464320.

The previous prime is 553309429. The next prime is 553309481. The reversal of 553309473 is 374903355.

It is not a de Polignac number, because 553309473 - 2¹⁴ = 553293089 is a prime.

It is not an unprimeable number, because it can be changed into a prime (553309573) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73993 + ... + 81126.

It is an arithmetic number, because the mean of its divisors is an integer number (48862800).

Almost surely, 2^553309473 is an apocalyptic number.

It is an amenable number.

553309473 is a deficient number, since it is larger than the sum of its proper divisors (228495327).

553309473 is a wasteful number, since it uses less digits than its factorization.

553309473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155192.

The product of its (nonzero) digits is 170100, while the sum is 39.

The square root of 553309473 is about 23522.5311775753. The cubic root of 553309473 is about 820.9613318860.

The spelling of 553309473 in words is "five hundred fifty-three million, three hundred nine thousand, four hundred seventy-three".