54161684 has 6 divisors (see below), whose sum is σ = 94782954. Its totient is φ = 27080840.

The previous prime is 54161633. The next prime is 54161687. The reversal of 54161684 is 48616145.

It can be written as a sum of positive squares in only one way, i.e., 49843600 + 4318084 = 7060^2 + 2078^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54161687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6770207 + ... + 6770214.

It is an arithmetic number, because the mean of its divisors is an integer number (15797159).

Almost surely, 2^54161684 is an apocalyptic number.

It is an amenable number.

54161684 is a deficient number, since it is larger than the sum of its proper divisors (40621270).

54161684 is a wasteful number, since it uses less digits than its factorization.

54161684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13540425 (or 13540423 counting only the distinct ones).

The product of its digits is 23040, while the sum is 35.

The square root of 54161684 is about 7359.4622086128. The cubic root of 54161684 is about 378.3531781182.

It can be divided in two parts, 54161 and 684, that added together give a palindrome (54845).

The spelling of 54161684 in words is "fifty-four million, one hundred sixty-one thousand, six hundred eighty-four".