56463261 has 16 divisors (see below), whose sum is σ = 78648960. Its totient is φ = 35985600.

The previous prime is 56463241. The next prime is 56463263. The reversal of 56463261 is 16236465.

It is not a de Polignac number, because 56463261 - 2¹¹ = 56461213 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56463263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5811 + ... + 12111.

It is an arithmetic number, because the mean of its divisors is an integer number (4915560).

Almost surely, 2^56463261 is an apocalyptic number.

It is an amenable number.

56463261 is a deficient number, since it is larger than the sum of its proper divisors (22185699).

56463261 is a wasteful number, since it uses less digits than its factorization.

56463261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6436.

The product of its digits is 25920, while the sum is 33.

The square root of 56463261 is about 7514.2039498539. The cubic root of 56463261 is about 383.6383245515.

The spelling of 56463261 in words is "fifty-six million, four hundred sixty-three thousand, two hundred sixty-one".