54771552 has 240 divisors, whose sum is σ = 187708752. Its totient is φ = 15482880.

The previous prime is 54771523. The next prime is 54771559. The reversal of 54771552 is 25517745.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54771559) by changing a digit.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 484648 + ... + 484760.

Almost surely, 2^54771552 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 54771552, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (93854376).

54771552 is an abundant number, since it is smaller than the sum of its proper divisors (132937200).

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

54771552 is a wasteful number, since it uses less digits than its factorization.

54771552 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 163 (or 146 counting only the distinct ones).

The product of its digits is 49000, while the sum is 36.

The square root of 54771552 is about 7400.7804993798. The cubic root of 54771552 is about 379.7679839442.

The spelling of 54771552 in words is "fifty-four million, seven hundred seventy-one thousand, five hundred fifty-two".