54771534 has 48 divisors (see below), whose sum is σ = 122273424. Its totient is φ = 17712000.

The previous prime is 54771523. The next prime is 54771559. The reversal of 54771534 is 43517745.

It is a happy number.

54771534 is a `hidden beast` number, since 54 + 7 + 71 + 534 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 90834 + ... + 91434.

It is an arithmetic number, because the mean of its divisors is an integer number (2547363).

Almost surely, 2^54771534 is an apocalyptic number.

54771534 is an abundant number, since it is smaller than the sum of its proper divisors (67501890).

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

54771534 is a wasteful number, since it uses less digits than its factorization.

54771534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 753 (or 750 counting only the distinct ones).

The product of its digits is 58800, while the sum is 36.

The square root of 54771534 is about 7400.7792832917. The cubic root of 54771534 is about 379.7679423422.

The spelling of 54771534 in words is "fifty-four million, seven hundred seventy-one thousand, five hundred thirty-four".