54567557 has 4 divisors (see below), whose sum is σ = 59528256. Its totient is φ = 49606860.

The previous prime is 54567551. The next prime is 54567571. The reversal of 54567557 is 75576545.

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.

It is a cyclic number.

It is not a de Polignac number, because 54567557 - 2⁶ = 54567493 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54567551) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2480333 + ... + 2480354.

It is an arithmetic number, because the mean of its divisors is an integer number (14882064).

Almost surely, 2^54567557 is an apocalyptic number.

It is an amenable number.

54567557 is a deficient number, since it is larger than the sum of its proper divisors (4960699).

54567557 is a wasteful number, since it uses less digits than its factorization.

54567557 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4960698.

The product of its digits is 735000, while the sum is 44.

The square root of 54567557 is about 7386.9856504531. The cubic root of 54567557 is about 379.2959192455.

The spelling of 54567557 in words is "fifty-four million, five hundred sixty-seven thousand, five hundred fifty-seven".