54109732 has 6 divisors (see below), whose sum is σ = 94692038. Its totient is φ = 27054864.

The previous prime is 54109721. The next prime is 54109751. The reversal of 54109732 is 23790145.

It can be written as a sum of positive squares in only one way, i.e., 35928036 + 18181696 = 5994^2 + 4264^2 .

It is a super-2 number, since 2×54109732² = 5855726194223648, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 54109694 and 54109703.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6763713 + ... + 6763720.

Almost surely, 2^54109732 is an apocalyptic number.

It is an amenable number.

54109732 is a deficient number, since it is larger than the sum of its proper divisors (40582306).

54109732 is a wasteful number, since it uses less digits than its factorization.

54109732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13527437 (or 13527435 counting only the distinct ones).

The product of its (nonzero) digits is 7560, while the sum is 31.

The square root of 54109732 is about 7355.9317560728. The cubic root of 54109732 is about 378.2321670333.

Adding to 54109732 its reverse (23790145), we get a palindrome (77899877).

The spelling of 54109732 in words is "fifty-four million, one hundred nine thousand, seven hundred thirty-two".