506006556 has 48 divisors (see below), whose sum is σ = 1355813760. Its totient is φ = 145264320.

The previous prime is 506006467. The next prime is 506006569. The reversal of 506006556 is 655600605.

It is a super-2 number, since 2×506006556² = 512085269429962272, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 98371 + ... + 103386.

It is an arithmetic number, because the mean of its divisors is an integer number (28246120).

Almost surely, 2^506006556 is an apocalyptic number.

It is an amenable number.

506006556 is an abundant number, since it is smaller than the sum of its proper divisors (849807204).

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

506006556 is a wasteful number, since it uses less digits than its factorization.

506006556 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 201794 (or 201792 counting only the distinct ones).

The product of its (nonzero) digits is 27000, while the sum is 33.

The square root of 506006556 is about 22494.5894828067. The cubic root of 506006556 is about 796.8661543778.

The spelling of 506006556 in words is "five hundred six million, six thousand, five hundred fifty-six".