55583461 has 4 divisors (see below), whose sum is σ = 55598400. Its totient is φ = 55568524.

The previous prime is 55583453. The next prime is 55583467. The reversal of 55583461 is 16438555.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 55583461 - 2³ = 55583453 is a prime.

It is a super-2 number, since 2×55583461² = 6179042273477042, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 55583461.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (55583467) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3060 + ... + 10978.

It is an arithmetic number, because the mean of its divisors is an integer number (13899600).

Almost surely, 2^55583461 is an apocalyptic number.

It is an amenable number.

55583461 is a deficient number, since it is larger than the sum of its proper divisors (14939).

55583461 is an equidigital number, since it uses as much as digits as its factorization.

55583461 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14938.

The product of its digits is 72000, while the sum is 37.

The square root of 55583461 is about 7455.4316441102. The cubic root of 55583461 is about 381.6352910100.

The spelling of 55583461 in words is "fifty-five million, five hundred eighty-three thousand, four hundred sixty-one".