553631040 has 84 divisors (see below), whose sum is σ = 1904270004. Its totient is φ = 147634176.

The previous prime is 553631033. The next prime is 553631041. The reversal of 553631040 is 40136355.

553631040 is a `hidden beast` number, since 553 + 6 + 3 + 104 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 104530176 + 449100864 = 10224^2 + 21192^2 .

It is a junction number, because it is equal to n+sod(n) for n = 553630995 and 553631013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (553631041) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 93237 + ... + 98996.

It is an arithmetic number, because the mean of its divisors is an integer number (22669881).

Almost surely, 2^553631040 is an apocalyptic number.

It is an amenable number.

553631040 is an abundant number, since it is smaller than the sum of its proper divisors (1350638964).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

553631040 is a wasteful number, since it uses less digits than its factorization.

553631040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 192256 (or 192243 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 553631040 is about 23529.3654823074. The cubic root of 553631040 is about 821.1203405181.

Adding to 553631040 its reverse (40136355), we get a palindrome (593767395).

The spelling of 553631040 in words is "five hundred fifty-three million, six hundred thirty-one thousand, forty".