54171532 has 24 divisors (see below), whose sum is σ = 99864576. Its totient is φ = 25661328.

The previous prime is 54171521. The next prime is 54171563. The reversal of 54171532 is 23517145.

It is a happy number.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 54171532.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7093 + ... + 12595.

It is an arithmetic number, because the mean of its divisors is an integer number (4161024).

Almost surely, 2^54171532 is an apocalyptic number.

It is an amenable number.

54171532 is a deficient number, since it is larger than the sum of its proper divisors (45693044).

54171532 is a wasteful number, since it uses less digits than its factorization.

54171532 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5637 (or 5635 counting only the distinct ones).

The product of its digits is 4200, while the sum is 28.

The square root of 54171532 is about 7360.1312488297. The cubic root of 54171532 is about 378.3761082046.

Adding to 54171532 its reverse (23517145), we get a palindrome (77688677).

The spelling of 54171532 in words is "fifty-four million, one hundred seventy-one thousand, five hundred thirty-two".