506645448 has 16 divisors (see below), whose sum is σ = 1266613680. Its totient is φ = 168881808.

The previous prime is 506645429. The next prime is 506645483. The reversal of 506645448 is 844546605.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10555090 + ... + 10555137.

It is an arithmetic number, because the mean of its divisors is an integer number (79163355).

Almost surely, 2^506645448 is an apocalyptic number.

It is an amenable number.

506645448 is an abundant number, since it is smaller than the sum of its proper divisors (759968232).

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

506645448 is a wasteful number, since it uses less digits than its factorization.

506645448 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21110236 (or 21110232 counting only the distinct ones).

The product of its (nonzero) digits is 460800, while the sum is 42.

The square root of 506645448 is about 22508.7860179087. The cubic root of 506645448 is about 797.2013919911.

The spelling of 506645448 in words is "five hundred six million, six hundred forty-five thousand, four hundred forty-eight".