54573558 has 32 divisors (see below), whose sum is σ = 118771296. Its totient is φ = 16616448.

The previous prime is 54573523. The next prime is 54573581. The reversal of 54573558 is 85537545.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3960 + ... + 11172.

It is an arithmetic number, because the mean of its divisors is an integer number (3711603).

Almost surely, 2^54573558 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54573558, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (59385648).

54573558 is an abundant number, since it is smaller than the sum of its proper divisors (64197738).

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

54573558 is a wasteful number, since it uses less digits than its factorization.

54573558 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7328.

The product of its digits is 420000, while the sum is 42.

The square root of 54573558 is about 7387.3918266192. The cubic root of 54573558 is about 379.3098229367.

The spelling of 54573558 in words is "fifty-four million, five hundred seventy-three thousand, five hundred fifty-eight".