505463256 has 24 divisors (see below), whose sum is σ = 1368963180. Its totient is φ = 168487728.

The previous prime is 505463197. The next prime is 505463291. The reversal of 505463256 is 652364505.

It is a happy number.

It is a tau number, because it is divible by the number of its divisors (24).

It is a super-2 number, since 2×505463256² = 510986206332243072, which contains 22 as substring.

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

It is a self number, because there is not a number n which added to its sum of digits gives 505463256.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3510090 + ... + 3510233.

Almost surely, 2^505463256 is an apocalyptic number.

It is an amenable number.

505463256 is an abundant number, since it is smaller than the sum of its proper divisors (863499924).

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

505463256 is a wasteful number, since it uses less digits than its factorization.

505463256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7020335 (or 7020328 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 36.

The square root of 505463256 is about 22482.5100022217. The cubic root of 505463256 is about 796.5808534480.

It can be divided in two parts, 505 and 463256, that added together give a square (463761 = 681²).

The spelling of 505463256 in words is "five hundred five million, four hundred sixty-three thousand, two hundred fifty-six".