553487040 has 336 divisors, whose sum is σ = 2063800800. Its totient is φ = 139474944.

The previous prime is 553487023. The next prime is 553487057. The reversal of 553487040 is 40784355.

553487040 is a `hidden beast` number, since 5 + 534 + 87 + 0 + 40 = 666.

It is an interprime number because it is at equal distance from previous prime (553487023) and next prime (553487057).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a junction number, because it is equal to n+sod(n) for n = 553486986 and 553487004.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 11776297 + ... + 11776343.

Almost surely, 2^553487040 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 553487040, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1031900400).

553487040 is an abundant number, since it is smaller than the sum of its proper divisors (1510313760).

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

553487040 is a wasteful number, since it uses less digits than its factorization.

553487040 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 149 (or 86 counting only the distinct ones).

The product of its (nonzero) digits is 67200, while the sum is 36.

The square root of 553487040 is about 23526.3052772848. The cubic root of 553487040 is about 821.0491429313.

The spelling of 553487040 in words is "five hundred fifty-three million, four hundred eighty-seven thousand, forty".