54012438 has 24 divisors (see below), whose sum is σ = 117521976. Its totient is φ = 17928000.

The previous prime is 54012437. The next prime is 54012449. The reversal of 54012438 is 83421045.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (54012433) 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 11 ways as a sum of consecutive naturals, for example, 1888 + ... + 10563.

It is an arithmetic number, because the mean of its divisors is an integer number (4896749).

Almost surely, 2^54012438 is an apocalyptic number.

54012438 is an abundant number, since it is smaller than the sum of its proper divisors (63509538).

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

54012438 is a wasteful number, since it uses less digits than its factorization.

54012438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12700 (or 12697 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 27.

The square root of 54012438 is about 7349.3154783286. The cubic root of 54012438 is about 378.0053329222.

The spelling of 54012438 in words is "fifty-four million, twelve thousand, four hundred thirty-eight".