54540412 has 24 divisors (see below), whose sum is σ = 101978240. Its totient is φ = 25446960.

The previous prime is 54540401. The next prime is 54540413. The reversal of 54540412 is 21404545.

It is a happy number.

It is a super-2 number, since 2×54540412² = 5949313082259488, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54540413) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 264 + ... + 10447.

Almost surely, 2^54540412 is an apocalyptic number.

It is an amenable number.

54540412 is a deficient number, since it is larger than the sum of its proper divisors (47437828).

54540412 is a wasteful number, since it uses less digits than its factorization.

54540412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10801 (or 10799 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 25.

The square root of 54540412 is about 7385.1480689286. The cubic root of 54540412 is about 379.2330143741.

Adding to 54540412 its reverse (21404545), we get a palindrome (75944957).

The spelling of 54540412 in words is "fifty-four million, five hundred forty thousand, four hundred twelve".