503262261 has 16 divisors (see below), whose sum is σ = 757798720. Its totient is φ = 330006960.

The previous prime is 503262257. The next prime is 503262293. The reversal of 503262261 is 162262305.

503262261 is a `hidden beast` number, since 5 + 0 + 32 + 622 + 6 + 1 = 666.

It is not a de Polignac number, because 503262261 - 2² = 503262257 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (503262761) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 151135 + ... + 154428.

It is an arithmetic number, because the mean of its divisors is an integer number (47362420).

Almost surely, 2^503262261 is an apocalyptic number.

It is an amenable number.

503262261 is a deficient number, since it is larger than the sum of its proper divisors (254536459).

503262261 is a wasteful number, since it uses less digits than its factorization.

503262261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 305633 (or 305627 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 27.

The square root of 503262261 is about 22433.5075500912. The cubic root of 503262261 is about 795.4229575646.

The spelling of 503262261 in words is "five hundred three million, two hundred sixty-two thousand, two hundred sixty-one".