505412506 has 16 divisors (see below), whose sum is σ = 771190848. Its totient is φ = 248371200.

The previous prime is 505412503. The next prime is 505412587. The reversal of 505412506 is 605214505.

It is not an unprimeable number, because it can be changed into a prime (505412503) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 41626 + ... + 52378.

It is an arithmetic number, because the mean of its divisors is an integer number (48199428).

Almost surely, 2^505412506 is an apocalyptic number.

505412506 is a deficient number, since it is larger than the sum of its proper divisors (265778342).

505412506 is a wasteful number, since it uses less digits than its factorization.

505412506 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11157.

The product of its (nonzero) digits is 6000, while the sum is 28.

The square root of 505412506 is about 22481.3813187713. The cubic root of 505412506 is about 796.5541928676.

The spelling of 505412506 in words is "five hundred five million, four hundred twelve thousand, five hundred six".