553612473 has 6 divisors (see below), whose sum is σ = 799662474. Its totient is φ = 369074976.

The previous prime is 553612469. The next prime is 553612541. The reversal of 553612473 is 374216355.

553612473 is a `hidden beast` number, since 55 + 361 + 247 + 3 = 666.

It can be written as a sum of positive squares in only one way, i.e., 536941584 + 16670889 = 23172^2 + 4083^2 .

It is not a de Polignac number, because 553612473 - 2² = 553612469 is a prime.

It is a super-2 number, since 2×553612473² = 612973540522351458, which contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (553612403) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 30756240 + ... + 30756257.

It is an arithmetic number, because the mean of its divisors is an integer number (133277079).

Almost surely, 2^553612473 is an apocalyptic number.

It is an amenable number.

553612473 is a deficient number, since it is larger than the sum of its proper divisors (246050001).

553612473 is a wasteful number, since it uses less digits than its factorization.

553612473 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61512503 (or 61512500 counting only the distinct ones).

The product of its digits is 75600, while the sum is 36.

The square root of 553612473 is about 23528.9709294733. The cubic root of 553612473 is about 821.1111611726. Note that the first 4 decimals are identical.

The spelling of 553612473 in words is "five hundred fifty-three million, six hundred twelve thousand, four hundred seventy-three".